Students dropout analysis

Dataset statistics

Number of variables	35
Number of observations	4424
Missing cells	0
Missing cells (%)	0.0%
Duplicate rows	0
Duplicate rows (%)	0.0%
Total size in memory	1.2 MiB
Average record size in memory	280.0 B

Variable types

Categorical	12
Numeric	17
Boolean	6

Alerts

`curricular_units_1st_sem_(credited)` is highly overall correlated with `curricular_units_2nd_sem_(credited)`	High correlation
`curricular_units_1st_sem_(enrolled)` is highly overall correlated with `curricular_units_1st_sem_(approved)` and 2 other fields	High correlation
`curricular_units_1st_sem_(evaluations)` is highly overall correlated with `curricular_units_2nd_sem_(evaluations)`	High correlation
`curricular_units_1st_sem_(approved)` is highly overall correlated with `curricular_units_1st_sem_(enrolled)` and 4 other fields	High correlation
`curricular_units_1st_sem_(grade)` is highly overall correlated with `curricular_units_1st_sem_(approved)` and 2 other fields	High correlation
`curricular_units_2nd_sem_(credited)` is highly overall correlated with `curricular_units_1st_sem_(credited)`	High correlation
`curricular_units_2nd_sem_(enrolled)` is highly overall correlated with `curricular_units_1st_sem_(enrolled)` and 2 other fields	High correlation
`curricular_units_2nd_sem_(evaluations)` is highly overall correlated with `curricular_units_1st_sem_(evaluations)`	High correlation
`curricular_units_2nd_sem_(approved)` is highly overall correlated with `curricular_units_1st_sem_(enrolled)` and 5 other fields	High correlation
`curricular_units_2nd_sem_(grade)` is highly overall correlated with `curricular_units_1st_sem_(approved)` and 2 other fields	High correlation
`application_mode` is highly overall correlated with `international`	High correlation
`course` is highly overall correlated with `daytime/evening_attendance`	High correlation
`daytime/evening_attendance` is highly overall correlated with `course`	High correlation
`nationality` is highly overall correlated with `international`	High correlation
`mother's_occupation` is highly overall correlated with `father's_occupation`	High correlation
`father's_occupation` is highly overall correlated with `mother's_occupation`	High correlation
`international` is highly overall correlated with `application_mode` and 1 other fields	High correlation
`target` is highly overall correlated with `curricular_units_2nd_sem_(approved)`	High correlation
`marital_status` is highly imbalanced (75.3%)	Imbalance
`daytime/evening_attendance` is highly imbalanced (50.3%)	Imbalance
`previous_qualification` is highly imbalanced (73.4%)	Imbalance
`nationality` is highly imbalanced (94.3%)	Imbalance
`educational_special_needs` is highly imbalanced (90.9%)	Imbalance
`international` is highly imbalanced (83.2%)	Imbalance
`curricular_units_1st_sem_(credited)` has 3847 (87.0%) zeros	Zeros
`curricular_units_1st_sem_(enrolled)` has 180 (4.1%) zeros	Zeros
`curricular_units_1st_sem_(evaluations)` has 349 (7.9%) zeros	Zeros
`curricular_units_1st_sem_(approved)` has 718 (16.2%) zeros	Zeros
`curricular_units_1st_sem_(grade)` has 718 (16.2%) zeros	Zeros
`curricular_units_1st_sem_(without_evaluations)` has 4130 (93.4%) zeros	Zeros
`curricular_units_2nd_sem_(credited)` has 3894 (88.0%) zeros	Zeros
`curricular_units_2nd_sem_(enrolled)` has 180 (4.1%) zeros	Zeros
`curricular_units_2nd_sem_(evaluations)` has 401 (9.1%) zeros	Zeros
`curricular_units_2nd_sem_(approved)` has 870 (19.7%) zeros	Zeros
`curricular_units_2nd_sem_(grade)` has 870 (19.7%) zeros	Zeros
`curricular_units_2nd_sem_(without_evaluations)` has 4142 (93.6%) zeros	Zeros

Reproduction

Analysis started	2023-01-11 19:46:21.009225
Analysis finished	2023-01-11 19:47:24.691349
Duration	1 minute and 3.68 seconds
Software version	pandas-profiling vv3.6.2
Download configuration	config.json

marital_status
Categorical

Distinct	6
Distinct (%)	0.1%
Missing	0
Missing (%)	0.0%
Memory size	34.7 KiB

Single	3919
Married	379
Divorced	91
Facto union	25
Legally separated	6

Length

Max length	17
Median length	6
Mean length	6.1708861
Min length	6

Characters and Unicode

Total characters	27300
Distinct characters	24
Distinct categories	3 ?
Distinct scripts	2 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	Single
2nd row	Single
3rd row	Single
4th row	Single
5th row	Married

Common Values

Value	Count	Frequency (%)
Single	3919	88.6%
Married	379	8.6%
Divorced	91	2.1%
Facto union	25	0.6%
Legally separated	6	0.1%
Widower	4	0.1%

Length

Histogram of lengths of the category

Common Values (Plot)

Value	Count	Frequency (%)
single	3919	88.0%
married	379	8.5%
divorced	91	2.0%
facto	25	0.6%
union	25	0.6%
legally	6	0.1%
separated	6	0.1%
widower	4	0.1%

Most occurring characters

Value	Count	Frequency (%)
i	4418	16.2%
e	4411	16.2%
n	3969	14.5%
l	3931	14.4%
g	3925	14.4%
S	3919	14.4%
r	859	3.1%
d	480	1.8%
a	422	1.5%
M	379	1.4%
Other values (14)	587	2.2%

Most occurring categories

Value	Count	Frequency (%)
Lowercase Letter	22845	83.7%
Uppercase Letter	4424	16.2%
Space Separator	31	0.1%

Most frequent character per category

Lowercase Letter

Value	Count	Frequency (%)
i	4418	19.3%
e	4411	19.3%
n	3969	17.4%
l	3931	17.2%
g	3925	17.2%
r	859	3.8%
d	480	2.1%
a	422	1.8%
o	145	0.6%
c	116	0.5%
Other values (7)	169	0.7%

Uppercase Letter

Value	Count	Frequency (%)
S	3919	88.6%
M	379	8.6%
D	91	2.1%
F	25	0.6%
L	6	0.1%
W	4	0.1%

Space Separator

Value	Count	Frequency (%)
	31	100.0%

Most occurring scripts

Value	Count	Frequency (%)
Latin	27269	99.9%
Common	31	0.1%

Most frequent character per script

Latin

Value	Count	Frequency (%)
i	4418	16.2%
e	4411	16.2%
n	3969	14.6%
l	3931	14.4%
g	3925	14.4%
S	3919	14.4%
r	859	3.2%
d	480	1.8%
a	422	1.5%
M	379	1.4%
Other values (13)	556	2.0%

Common

Value	Count	Frequency (%)
	31	100.0%

Most occurring blocks

Value	Count	Frequency (%)
ASCII	27300	100.0%

Most frequent character per block

ASCII

Value	Count	Frequency (%)
i	4418	16.2%
e	4411	16.2%
n	3969	14.5%
l	3931	14.4%
g	3925	14.4%
S	3919	14.4%
r	859	3.1%
d	480	1.8%
a	422	1.5%
M	379	1.4%
Other values (14)	587	2.2%

application_mode
Categorical

Distinct	18
Distinct (%)	0.4%
Missing	0
Missing (%)	0.0%
Memory size	34.7 KiB

1st phase - general contingent	1708
2nd phase - general contingent	872
Over 23 years old	785
Change of course	312
Technological specialization diploma holders	213
Other values (13)	534

Length

Max length	51
Median length	30
Mean length	27.182866
Min length	8

Characters and Unicode

Total characters	120257
Distinct characters	48
Distinct categories	8 ?
Distinct scripts	2 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	3 ?
Unique (%)	0.1%

Sample

1st row	2nd phase - general contingent
2nd row	International student (bachelor)
3rd row	1st phase - general contingent
4th row	2nd phase - general contingent
5th row	Over 23 years old

Common Values

Value	Count	Frequency (%)
1st phase - general contingent	1708	38.6%
2nd phase - general contingent	872	19.7%
Over 23 years old	785	17.7%
Change of course	312	7.1%
Technological specialization diploma holders	213	4.8%
Holders of other higher courses	139	3.1%
3rd phase - general contingent	124	2.8%
Transfer	77	1.7%
Change of institution/course	59	1.3%
1st phase - special contingent (Madeira Island)	38	0.9%
Other values (8)	97	2.2%

Length

Histogram of lengths of the category

Value	Count	Frequency (%)
	2758	13.7%
contingent	2758	13.7%
phase	2758	13.7%
general	2704	13.5%
1st	1762	8.8%
2nd	872	4.3%
over	785	3.9%
23	785	3.9%
years	785	3.9%
old	785	3.9%
Other values (33)	3310	16.5%

Most occurring characters

Value	Count	Frequency (%)
	15638	13.0%
e	14799	12.3%
n	13056	10.9%
t	7974	6.6%
a	7875	6.5%
s	6847	5.7%
g	6186	5.1%
o	6166	5.1%
r	5895	4.9%
l	4968	4.1%
Other values (38)	30853	25.7%

Most occurring categories

Value	Count	Frequency (%)
Lowercase Letter	95371	79.3%
Space Separator	15638	13.0%
Decimal Number	4405	3.7%
Dash Punctuation	2770	2.3%
Uppercase Letter	1806	1.5%
Other Punctuation	92	0.1%
Close Punctuation	88	0.1%
Open Punctuation	87	0.1%

Most frequent character per category

Lowercase Letter

Value	Count	Frequency (%)
e	14799	15.5%
n	13056	13.7%
t	7974	8.4%
a	7875	8.3%
s	6847	7.2%
g	6186	6.5%
o	6166	6.5%
r	5895	6.2%
l	4968	5.2%
i	4320	4.5%
Other values (11)	17285	18.1%

Uppercase Letter

Value	Count	Frequency (%)
O	801	44.4%
C	372	20.6%
T	290	16.1%
H	139	7.7%
I	86	4.8%
M	38	2.1%
S	35	1.9%
A	18	1.0%
N	15	0.8%
B	10	0.6%
Other values (2)	2	0.1%

Decimal Number

Value	Count	Frequency (%)
1	1765	40.1%
2	1661	37.7%
3	917	20.8%
9	27	0.6%
5	12	0.3%
8	10	0.2%
4	10	0.2%
6	3	0.1%

Other Punctuation

Value	Count	Frequency (%)
/	75	81.5%
.	15	16.3%
,	2	2.2%

Space Separator

Value	Count	Frequency (%)
	15638	100.0%

Dash Punctuation

Value	Count	Frequency (%)
-	2770	100.0%

Close Punctuation

Value	Count	Frequency (%)
)	88	100.0%

Open Punctuation

Value	Count	Frequency (%)
(	87	100.0%

Most occurring scripts

Value	Count	Frequency (%)
Latin	97177	80.8%
Common	23080	19.2%

Most frequent character per script

Latin

Value	Count	Frequency (%)
e	14799	15.2%
n	13056	13.4%
t	7974	8.2%
a	7875	8.1%
s	6847	7.0%
g	6186	6.4%
o	6166	6.3%
r	5895	6.1%
l	4968	5.1%
i	4320	4.4%
Other values (23)	19091	19.6%

Common

Value	Count	Frequency (%)
	15638	67.8%
-	2770	12.0%
1	1765	7.6%
2	1661	7.2%
3	917	4.0%
)	88	0.4%
(	87	0.4%
/	75	0.3%
9	27	0.1%
.	15	0.1%
Other values (5)	37	0.2%

Most occurring blocks

Value	Count	Frequency (%)
ASCII	120257	100.0%

Most frequent character per block

ASCII

Value	Count	Frequency (%)
	15638	13.0%
e	14799	12.3%
n	13056	10.9%
t	7974	6.6%
a	7875	6.5%
s	6847	5.7%
g	6186	5.1%
o	6166	5.1%
r	5895	4.9%
l	4968	4.1%
Other values (38)	30853	25.7%

application_order
Real number (ℝ)

Distinct	8
Distinct (%)	0.2%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	1.7278481

Minimum	0
Maximum	9
Zeros	1
Zeros (%)	< 0.1%
Negative	0
Negative (%)	0.0%
Memory size	34.7 KiB

Quantile statistics

Minimum	0
5-th percentile	1
Q1	1
median	1
Q3	2
95-th percentile	5
Maximum	9
Range	9
Interquartile range (IQR)	1

Descriptive statistics

Standard deviation	1.3137931
Coefficient of variation (CV)	0.76036376
Kurtosis	2.6512887
Mean	1.7278481
Median Absolute Deviation (MAD)	0
Skewness	1.88105
Sum	7644
Variance	1.7260523
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=8)

Value	Count	Frequency (%)
1	3026	68.4%
2	547	12.4%
3	309	7.0%
4	249	5.6%
5	154	3.5%
6	137	3.1%
9	1	< 0.1%
0	1	< 0.1%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0	1	< 0.1%
1	3026	68.4%
2	547	12.4%
3	309	7.0%
4	249	5.6%
5	154	3.5%
6	137	3.1%
9	1	< 0.1%

Value	Count	Frequency (%)
9	1	< 0.1%
6	137	3.1%
5	154	3.5%
4	249	5.6%
3	309	7.0%
2	547	12.4%
1	3026	68.4%
0	1	< 0.1%

course
Categorical

Distinct	17
Distinct (%)	0.4%
Missing	0
Missing (%)	0.0%
Memory size	34.7 KiB

Nursing	766
Management	380
Social Service	355
Veterinary Nursing	337
Journalism and Communication	331
Other values (12)	2255

Length

Max length	36
Median length	28
Mean length	17.993445
Min length	7

Characters and Unicode

Total characters	79603
Distinct characters	38
Distinct categories	5 ?
Distinct scripts	2 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	Animation and Multimedia Design
2nd row	Tourism
3rd row	Communication Design
4th row	Journalism and Communication
5th row	Social Service (evening attendance)

Common Values

Value	Count	Frequency (%)
Nursing	766	17.3%
Management	380	8.6%
Social Service	355	8.0%
Veterinary Nursing	337	7.6%
Journalism and Communication	331	7.5%
Advertising and Marketing Management	268	6.1%
Management (evening attendance)	268	6.1%
Tourism	252	5.7%
Communication Design	226	5.1%
Animation and Multimedia Design	215	4.9%
Other values (7)	1026	23.2%

Length

Histogram of lengths of the category

Value	Count	Frequency (%)
nursing	1103	12.1%
management	916	10.1%
and	814	8.9%
social	570	6.3%
service	570	6.3%
communication	557	6.1%
evening	483	5.3%
attendance	483	5.3%
design	441	4.8%
veterinary	337	3.7%
Other values (17)	2832	31.1%

Most occurring characters

Value	Count	Frequency (%)
n	10203	12.8%
i	8163	10.3%
e	7459	9.4%
a	6745	8.5%
	4682	5.9%
t	4257	5.3%
r	4255	5.3%
g	4127	5.2%
m	3423	4.3%
o	3324	4.2%
Other values (28)	22965	28.8%

Most occurring categories

Value	Count	Frequency (%)
Lowercase Letter	66629	83.7%
Uppercase Letter	7326	9.2%
Space Separator	4682	5.9%
Open Punctuation	483	0.6%
Close Punctuation	483	0.6%

Most frequent character per category

Lowercase Letter

Value	Count	Frequency (%)
n	10203	15.3%
i	8163	12.3%
e	7459	11.2%
a	6745	10.1%
t	4257	6.4%
r	4255	6.4%
g	4127	6.2%
m	3423	5.1%
o	3324	5.0%
u	3097	4.6%
Other values (10)	11576	17.4%

Uppercase Letter

Value	Count	Frequency (%)
M	1399	19.1%
S	1140	15.6%
N	1103	15.1%
A	693	9.5%
C	557	7.6%
E	503	6.9%
D	441	6.0%
V	337	4.6%
J	331	4.5%
T	264	3.6%
Other values (5)	558	7.6%

Space Separator

Value	Count	Frequency (%)
	4682	100.0%

Open Punctuation

Value	Count	Frequency (%)
(	483	100.0%

Close Punctuation

Value	Count	Frequency (%)
)	483	100.0%

Most occurring scripts

Value	Count	Frequency (%)
Latin	73955	92.9%
Common	5648	7.1%

Most frequent character per script

Latin

Value	Count	Frequency (%)
n	10203	13.8%
i	8163	11.0%
e	7459	10.1%
a	6745	9.1%
t	4257	5.8%
r	4255	5.8%
g	4127	5.6%
m	3423	4.6%
o	3324	4.5%
u	3097	4.2%
Other values (25)	18902	25.6%

Common

Value	Count	Frequency (%)
	4682	82.9%
(	483	8.6%
)	483	8.6%

Most occurring blocks

Value	Count	Frequency (%)
ASCII	79603	100.0%

Most frequent character per block

ASCII

Value	Count	Frequency (%)
n	10203	12.8%
i	8163	10.3%
e	7459	9.4%
a	6745	8.5%
	4682	5.9%
t	4257	5.3%
r	4255	5.3%
g	4127	5.2%
m	3423	4.3%
o	3324	4.2%
Other values (28)	22965	28.8%

daytime/evening_attendance
Categorical

HIGH CORRELATION IMBALANCE

Distinct	2
Distinct (%)	< 0.1%
Missing	0
Missing (%)	0.0%
Memory size	34.7 KiB

daytime	3941
evening	483

Length

Max length	7
Median length	7
Mean length	7
Min length	7

Characters and Unicode

Total characters	30968
Distinct characters	10
Distinct categories	1 ?
Distinct scripts	1 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	daytime
2nd row	daytime
3rd row	daytime
4th row	daytime
5th row	evening

Common Values

Value	Count	Frequency (%)
daytime	3941	89.1%
evening	483	10.9%

Length

Histogram of lengths of the category

Common Values (Plot)

Value	Count	Frequency (%)
daytime	3941	89.1%
evening	483	10.9%

Most occurring characters

Value	Count	Frequency (%)
e	4907	15.8%
i	4424	14.3%
d	3941	12.7%
a	3941	12.7%
y	3941	12.7%
t	3941	12.7%
m	3941	12.7%
n	966	3.1%
v	483	1.6%
g	483	1.6%

Most occurring categories

Value	Count	Frequency (%)
Lowercase Letter	30968	100.0%

Most frequent character per category

Lowercase Letter

Value	Count	Frequency (%)
e	4907	15.8%
i	4424	14.3%
d	3941	12.7%
a	3941	12.7%
y	3941	12.7%
t	3941	12.7%
m	3941	12.7%
n	966	3.1%
v	483	1.6%
g	483	1.6%

Most occurring scripts

Value	Count	Frequency (%)
Latin	30968	100.0%

Most frequent character per script

Latin

Value	Count	Frequency (%)
e	4907	15.8%
i	4424	14.3%
d	3941	12.7%
a	3941	12.7%
y	3941	12.7%
t	3941	12.7%
m	3941	12.7%
n	966	3.1%
v	483	1.6%
g	483	1.6%

Most occurring blocks

Value	Count	Frequency (%)
ASCII	30968	100.0%

Most frequent character per block

ASCII

Value	Count	Frequency (%)
e	4907	15.8%
i	4424	14.3%
d	3941	12.7%
a	3941	12.7%
y	3941	12.7%
t	3941	12.7%
m	3941	12.7%
n	966	3.1%
v	483	1.6%
g	483	1.6%

previous_qualification
Categorical

Distinct	17
Distinct (%)	0.4%
Missing	0
Missing (%)	0.0%
Memory size	34.7 KiB

Secondary education	3717
Technological specialization course	219
Basic education 3rd cycle (9th/10th/11th year)	162
Higher education - degree	126
Other - 11th year of schooling	45
Other values (12)	155

Length

Max length	46
Median length	19
Mean length	21.643309
Min length	19

Characters and Unicode

Total characters	95750
Distinct characters	42
Distinct categories	8 ?
Distinct scripts	2 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	2 ?
Unique (%)	< 0.1%

Sample

1st row	Secondary education
2nd row	Secondary education
3rd row	Secondary education
4th row	Secondary education
5th row	Secondary education

Common Values

Value	Count	Frequency (%)
Secondary education	3717	84.0%
Technological specialization course	219	5.0%
Basic education 3rd cycle (9th/10th/11th year)	162	3.7%
Higher education - degree	126	2.8%
Other - 11th year of schooling	45	1.0%
Higher education - degree (1st cycle)	40	0.9%
Professional higher technical course	36	0.8%
Higher education - bachelor's degree	23	0.5%
Frequency of higher education	16	0.4%
12th year of schooling - not completed	11	0.2%
Other values (7)	29	0.7%

Length

Histogram of lengths of the category

Value	Count	Frequency (%)
education	4106	38.6%
secondary	3717	34.9%
	266	2.5%
higher	256	2.4%
course	255	2.4%
year	232	2.2%
technological	219	2.1%
specialization	219	2.1%
cycle	215	2.0%
degree	189	1.8%
Other values (21)	963	9.1%

Most occurring characters

Value	Count	Frequency (%)
e	10007	10.5%
c	9526	9.9%
o	9071	9.5%
a	8991	9.4%
n	8442	8.8%
d	8205	8.6%
	6213	6.5%
i	5542	5.8%
t	5066	5.3%
r	4946	5.2%
Other values (32)	19741	20.6%

Most occurring categories

Value	Count	Frequency (%)
Lowercase Letter	82894	86.6%
Space Separator	6213	6.5%
Uppercase Letter	4406	4.6%
Decimal Number	1172	1.2%
Other Punctuation	369	0.4%
Dash Punctuation	266	0.3%
Open Punctuation	215	0.2%
Close Punctuation	215	0.2%

Most frequent character per category

Lowercase Letter

Value	Count	Frequency (%)
e	10007	12.1%
c	9526	11.5%
o	9071	10.9%
a	8991	10.8%
n	8442	10.2%
d	8205	9.9%
i	5542	6.7%
t	5066	6.1%
r	4946	6.0%
u	4377	5.3%
Other values (11)	8721	10.5%

Decimal Number

Value	Count	Frequency (%)
1	638	54.4%
0	165	14.1%
3	162	13.8%
9	162	13.8%
2	24	2.0%
6	7	0.6%
7	7	0.6%
8	7	0.6%

Uppercase Letter

Value	Count	Frequency (%)
S	3717	84.4%
T	219	5.0%
H	204	4.6%
B	169	3.8%
O	45	1.0%
P	36	0.8%
F	16	0.4%

Other Punctuation

Value	Count	Frequency (%)
/	338	91.6%
'	31	8.4%

Space Separator

Value	Count	Frequency (%)
	6213	100.0%

Dash Punctuation

Value	Count	Frequency (%)
-	266	100.0%

Open Punctuation

Value	Count	Frequency (%)
(	215	100.0%

Close Punctuation

Value	Count	Frequency (%)
)	215	100.0%

Most occurring scripts

Value	Count	Frequency (%)
Latin	87300	91.2%
Common	8450	8.8%

Most frequent character per script

Latin

Value	Count	Frequency (%)
e	10007	11.5%
c	9526	10.9%
o	9071	10.4%
a	8991	10.3%
n	8442	9.7%
d	8205	9.4%
i	5542	6.3%
t	5066	5.8%
r	4946	5.7%
u	4377	5.0%
Other values (18)	13127	15.0%

Common

Value	Count	Frequency (%)
	6213	73.5%
1	638	7.6%
/	338	4.0%
-	266	3.1%
(	215	2.5%
)	215	2.5%
0	165	2.0%
3	162	1.9%
9	162	1.9%
'	31	0.4%
Other values (4)	45	0.5%

Most occurring blocks

Value	Count	Frequency (%)
ASCII	95750	100.0%

Most frequent character per block

ASCII

Value	Count	Frequency (%)
e	10007	10.5%
c	9526	9.9%
o	9071	9.5%
a	8991	9.4%
n	8442	8.8%
d	8205	8.6%
	6213	6.5%
i	5542	5.8%
t	5066	5.3%
r	4946	5.2%
Other values (32)	19741	20.6%

nationality
Categorical

HIGH CORRELATION IMBALANCE

Distinct	21
Distinct (%)	0.5%
Missing	0
Missing (%)	0.0%
Memory size	34.7 KiB

Portuguese	4314
Brazilian	38
Santomean	14
Cape Verdean	13
Spanish	13
Other values (16)	32

Length

Max length	21
Median length	10
Mean length	9.9760398
Min length	5

Characters and Unicode

Total characters	44134
Distinct characters	40
Distinct categories	5 ?
Distinct scripts	2 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	6 ?
Unique (%)	0.1%

Sample

1st row	Portuguese
2nd row	Portuguese
3rd row	Portuguese
4th row	Portuguese
5th row	Portuguese

Common Values

Value	Count	Frequency (%)
Portuguese	4314	97.5%
Brazilian	38	0.9%
Santomean	14	0.3%
Cape Verdean	13	0.3%
Spanish	13	0.3%
Guinean	5	0.1%
Moldova (Republic of)	3	0.1%
Italian	3	0.1%
Ukrainian	3	0.1%
Angolan	2	< 0.1%
Other values (11)	16	0.4%

Length

Histogram of lengths of the category

Value	Count	Frequency (%)
portuguese	4314	97.1%
brazilian	38	0.9%
santomean	14	0.3%
cape	13	0.3%
verdean	13	0.3%
spanish	13	0.3%
guinean	5	0.1%
moldova	3	0.1%
republic	3	0.1%
of	3	0.1%
Other values (14)	24	0.5%

Most occurring characters

Value	Count	Frequency (%)
e	8693	19.7%
u	8642	19.6%
r	4371	9.9%
o	4345	9.8%
t	4333	9.8%
s	4333	9.8%
g	4317	9.8%
P	4314	9.8%
a	183	0.4%
n	132	0.3%
Other values (30)	471	1.1%

Most occurring categories

Value	Count	Frequency (%)
Lowercase Letter	39669	89.9%
Uppercase Letter	4440	10.1%
Space Separator	19	< 0.1%
Close Punctuation	3	< 0.1%
Open Punctuation	3	< 0.1%

Most frequent character per category

Lowercase Letter

Value	Count	Frequency (%)
e	8693	21.9%
u	8642	21.8%
r	4371	11.0%
o	4345	11.0%
t	4333	10.9%
s	4333	10.9%
g	4317	10.9%
a	183	0.5%
n	132	0.3%
i	119	0.3%
Other values (12)	201	0.5%

Uppercase Letter

Value	Count	Frequency (%)
P	4314	97.2%
B	38	0.9%
S	27	0.6%
C	15	0.3%
V	13	0.3%
G	7	0.2%
M	7	0.2%
R	7	0.2%
U	3	0.1%
I	3	0.1%
Other values (5)	6	0.1%

Space Separator

Value	Count	Frequency (%)
	19	100.0%

Close Punctuation

Value	Count	Frequency (%)
)	3	100.0%

Open Punctuation

Value	Count	Frequency (%)
(	3	100.0%

Most occurring scripts

Value	Count	Frequency (%)
Latin	44109	99.9%
Common	25	0.1%

Most frequent character per script

Latin

Value	Count	Frequency (%)
e	8693	19.7%
u	8642	19.6%
r	4371	9.9%
o	4345	9.9%
t	4333	9.8%
s	4333	9.8%
g	4317	9.8%
P	4314	9.8%
a	183	0.4%
n	132	0.3%
Other values (27)	446	1.0%

Common

Value	Count	Frequency (%)
	19	76.0%
)	3	12.0%
(	3	12.0%

Most occurring blocks

Value	Count	Frequency (%)
ASCII	44134	100.0%

Most frequent character per block

ASCII

Value	Count	Frequency (%)
e	8693	19.7%
u	8642	19.6%
r	4371	9.9%
o	4345	9.8%
t	4333	9.8%
s	4333	9.8%
g	4317	9.8%
P	4314	9.8%
a	183	0.4%
n	132	0.3%
Other values (30)	471	1.1%

mother's_qualification
Categorical

Distinct	29
Distinct (%)	0.7%
Missing	0
Missing (%)	0.0%
Memory size	34.7 KiB

Secondary Education - 12th Year of Schooling or Eq.	1069
General Course of Administration and Commerce	1009
General commerce course	953
Supplementary Accounting and Administration	562
Higher Education - Degree	438
Other values (24)	393

Length

Max length	51
Median length	47
Mean length	38.597649
Min length	7

Characters and Unicode

Total characters	170756
Distinct characters	55
Distinct categories	8 ?
Distinct scripts	2 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	5 ?
Unique (%)	0.1%

Sample

1st row	General commerce course
2nd row	Secondary Education - 12th Year of Schooling or Eq.
3rd row	General Course of Administration and Commerce
4th row	Supplementary Accounting and Administration
5th row	General Course of Administration and Commerce

Common Values

Value	Count	Frequency (%)
Secondary Education - 12th Year of Schooling or Eq.	1069	24.2%
General Course of Administration and Commerce	1009	22.8%
General commerce course	953	21.5%
Supplementary Accounting and Administration	562	12.7%
Higher Education - Degree	438	9.9%
2nd cycle of the general high school course	130	2.9%
Higher Education - Bachelor's Degree	83	1.9%
Higher Education - Master's	49	1.1%
Other - 11th Year of Schooling	42	0.9%
Higher Education - Doctorate	21	0.5%
Other values (19)	68	1.5%

Length

Histogram of lengths of the category

Value	Count	Frequency (%)
of	2281	9.2%
course	2100	8.4%
general	2092	8.4%
commerce	1962	7.9%
	1719	6.9%
education	1673	6.7%
administration	1571	6.3%
and	1571	6.3%
year	1152	4.6%
schooling	1138	4.6%
Other values (46)	7607	30.6%

Most occurring characters

Value	Count	Frequency (%)
	20442	12.0%
e	16258	9.5%
o	15028	8.8%
r	12933	7.6%
n	12572	7.4%
a	9905	5.8%
c	9545	5.6%
i	8853	5.2%
t	7438	4.4%
m	6083	3.6%
Other values (45)	51699	30.3%

Most occurring categories

Value	Count	Frequency (%)
Lowercase Letter	130773	76.6%
Space Separator	20442	12.0%
Uppercase Letter	14143	8.3%
Decimal Number	2430	1.4%
Dash Punctuation	1720	1.0%
Other Punctuation	1224	0.7%
Open Punctuation	12	< 0.1%
Close Punctuation	12	< 0.1%

Most frequent character per category

Lowercase Letter

Value	Count	Frequency (%)
e	16258	12.4%
o	15028	11.5%
r	12933	9.9%
n	12572	9.6%
a	9905	7.6%
c	9545	7.3%
i	8853	6.8%
t	7438	5.7%
m	6083	4.7%
d	6059	4.6%
Other values (13)	26099	20.0%

Uppercase Letter

Value	Count	Frequency (%)
S	2761	19.5%
E	2738	19.4%
A	2133	15.1%
C	2060	14.6%
G	1962	13.9%
Y	1134	8.0%
H	599	4.2%
D	542	3.8%
B	92	0.7%
M	49	0.3%
Other values (5)	73	0.5%

Decimal Number

Value	Count	Frequency (%)
2	1213	49.9%
1	1175	48.4%
4	10	0.4%
7	10	0.4%
8	7	0.3%
5	4	0.2%
6	4	0.2%
9	4	0.2%
0	2	0.1%
3	1	< 0.1%

Other Punctuation

Value	Count	Frequency (%)
.	1069	87.3%
'	141	11.5%
/	14	1.1%

Space Separator

Value	Count	Frequency (%)
	20442	100.0%

Dash Punctuation

Value	Count	Frequency (%)
-	1720	100.0%

Open Punctuation

Value	Count	Frequency (%)
(	12	100.0%

Close Punctuation

Value	Count	Frequency (%)
)	12	100.0%

Most occurring scripts

Value	Count	Frequency (%)
Latin	144916	84.9%
Common	25840	15.1%

Most frequent character per script

Latin

Value	Count	Frequency (%)
e	16258	11.2%
o	15028	10.4%
r	12933	8.9%
n	12572	8.7%
a	9905	6.8%
c	9545	6.6%
i	8853	6.1%
t	7438	5.1%
m	6083	4.2%
d	6059	4.2%
Other values (28)	40242	27.8%

Common

Value	Count	Frequency (%)
	20442	79.1%
-	1720	6.7%
2	1213	4.7%
1	1175	4.5%
.	1069	4.1%
'	141	0.5%
/	14	0.1%
(	12	< 0.1%
)	12	< 0.1%
4	10	< 0.1%
Other values (7)	32	0.1%

Most occurring blocks

Value	Count	Frequency (%)
ASCII	170756	100.0%

Most frequent character per block

ASCII

Value	Count	Frequency (%)
	20442	12.0%
e	16258	9.5%
o	15028	8.8%
r	12933	7.6%
n	12572	7.4%
a	9905	5.8%
c	9545	5.6%
i	8853	5.2%
t	7438	4.4%
m	6083	3.6%
Other values (45)	51699	30.3%

father's_qualification
Categorical

Distinct	34
Distinct (%)	0.8%
Missing	0
Missing (%)	0.0%
Memory size	34.7 KiB

Basic education 1st cycle (4th/5th year)	1209
Basic Education 3rd Cycle (9th/10th/11th Year)	968
Secondary Education - 12th Year of Schooling or Eq.	904
Basic Education 2nd Cycle (6th/7th/8th Year)	702
Higher Education - Degree	282
Other values (29)	359

Length

Max length	51
Median length	47
Mean length	41.942586
Min length	7

Characters and Unicode

Total characters	185554
Distinct characters	56
Distinct categories	8 ?
Distinct scripts	2 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	9 ?
Unique (%)	0.2%

Sample

1st row	Other - 11th Year of Schooling
2nd row	Higher Education - Degree
3rd row	Basic education 1st cycle (4th/5th year)
4th row	Basic education 1st cycle (4th/5th year)
5th row	Basic Education 2nd Cycle (6th/7th/8th Year)

Common Values

Value	Count	Frequency (%)
Basic education 1st cycle (4th/5th year)	1209	27.3%
Basic Education 3rd Cycle (9th/10th/11th Year)	968	21.9%
Secondary Education - 12th Year of Schooling or Eq.	904	20.4%
Basic Education 2nd Cycle (6th/7th/8th Year)	702	15.9%
Higher Education - Degree	282	6.4%
Unknown	112	2.5%
Higher Education - Bachelor's Degree	68	1.5%
Higher Education - Master's	39	0.9%
Other - 11th Year of Schooling	38	0.9%
Technological specialization course	20	0.5%
Other values (24)	82	1.9%

Length

Histogram of lengths of the category

Value	Count	Frequency (%)
education	4200	15.1%
year	3860	13.9%
cycle	2888	10.4%
basic	2879	10.3%
	1368	4.9%
1st	1214	4.4%
4th/5th	1209	4.3%
of	974	3.5%
schooling	970	3.5%
3rd	969	3.5%
Other values (51)	7309	26.3%

Most occurring characters

Value	Count	Frequency (%)
	23416	12.6%
t	14013	7.6%
c	13262	7.1%
a	12090	6.5%
e	10662	5.7%
h	9959	5.4%
o	9291	5.0%
i	8594	4.6%
r	7643	4.1%
n	7203	3.9%
Other values (46)	69421	37.4%

Most occurring categories

Value	Count	Frequency (%)
Lowercase Letter	121159	65.3%
Space Separator	23416	12.6%
Decimal Number	14186	7.6%
Uppercase Letter	14065	7.6%
Other Punctuation	5562	3.0%
Open Punctuation	2897	1.6%
Close Punctuation	2897	1.6%
Dash Punctuation	1372	0.7%

Most frequent character per category

Lowercase Letter

Value	Count	Frequency (%)
t	14013	11.6%
c	13262	10.9%
a	12090	10.0%
e	10662	8.8%
h	9959	8.2%
o	9291	7.7%
i	8594	7.1%
r	7643	6.3%
n	7203	5.9%
d	6824	5.6%
Other values (13)	21618	17.8%

Uppercase Letter

Value	Count	Frequency (%)
E	3890	27.7%
B	2947	21.0%
Y	2636	18.7%
S	1865	13.3%
C	1696	12.1%
H	419	3.0%
D	369	2.6%
U	112	0.8%
O	48	0.3%
M	41	0.3%
Other values (6)	42	0.3%

Decimal Number

Value	Count	Frequency (%)
1	5111	36.0%
2	1615	11.4%
4	1217	8.6%
5	1209	8.5%
0	972	6.9%
9	971	6.8%
3	969	6.8%
7	714	5.0%
8	706	5.0%
6	702	4.9%

Other Punctuation

Value	Count	Frequency (%)
/	4549	81.8%
.	904	16.3%
'	109	2.0%

Space Separator

Value	Count	Frequency (%)
	23416	100.0%

Open Punctuation

Value	Count	Frequency (%)
(	2897	100.0%

Close Punctuation

Value	Count	Frequency (%)
)	2897	100.0%

Dash Punctuation

Value	Count	Frequency (%)
-	1372	100.0%

Most occurring scripts

Value	Count	Frequency (%)
Latin	135224	72.9%
Common	50330	27.1%

Most frequent character per script

Latin

Value	Count	Frequency (%)
t	14013	10.4%
c	13262	9.8%
a	12090	8.9%
e	10662	7.9%
h	9959	7.4%
o	9291	6.9%
i	8594	6.4%
r	7643	5.7%
n	7203	5.3%
d	6824	5.0%
Other values (29)	35683	26.4%

Common

Value	Count	Frequency (%)
	23416	46.5%
1	5111	10.2%
/	4549	9.0%
(	2897	5.8%
)	2897	5.8%
2	1615	3.2%
-	1372	2.7%
4	1217	2.4%
5	1209	2.4%
0	972	1.9%
Other values (7)	5075	10.1%

Most occurring blocks

Value	Count	Frequency (%)
ASCII	185554	100.0%

Most frequent character per block

ASCII

Value	Count	Frequency (%)
	23416	12.6%
t	14013	7.6%
c	13262	7.1%
a	12090	6.5%
e	10662	5.7%
h	9959	5.4%
o	9291	5.0%
i	8594	4.6%
r	7643	4.1%
n	7203	3.9%
Other values (46)	69421	37.4%

mother's_occupation
Categorical

Distinct	32
Distinct (%)	0.7%
Missing	0
Missing (%)	0.0%
Memory size	34.7 KiB

Unskilled Workers	1577
Administrative staff	817
Personal Services, Security and Safety Workers and Sellers	530
Intermediate Level Technicians and Professions	351
Specialists in Intellectual and Scientific Activities	318
Other values (27)	831

Length

Max length	106
Median length	96
Mean length	33.201627
Min length	7

Characters and Unicode

Total characters	146884
Distinct characters	47
Distinct categories	7 ?
Distinct scripts	2 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	4 ?
Unique (%)	0.1%

Sample

1st row	Personal Services, Security and Safety Workers and Sellers
2nd row	Intermediate Level Technicians and Professions
3rd row	Unskilled Workers
4th row	Personal Services, Security and Safety Workers and Sellers
5th row	Unskilled Workers

Common Values

Value	Count	Frequency (%)
Unskilled Workers	1577	35.6%
Administrative staff	817	18.5%
Personal Services, Security and Safety Workers and Sellers	530	12.0%
Intermediate Level Technicians and Professions	351	7.9%
Specialists in Intellectual and Scientific Activities	318	7.2%
Skilled Workers in Industry, Construction and Craftsmen	272	6.1%
Student	144	3.3%
Representatives of the Legislative Power and Executive Bodies, Directors, Directors and Executive Managers	102	2.3%
Farmers and Skilled Workers in Agriculture, Fisheries and Forestry	91	2.1%
Other Situation	70	1.6%
Other values (22)	152	3.4%

Length

Histogram of lengths of the category

Value	Count	Frequency (%)
workers	2523	14.2%
and	2501	14.1%
unskilled	1577	8.9%
administrative	850	4.8%
staff	843	4.7%
in	692	3.9%
personal	546	3.1%
services	541	3.0%
sellers	534	3.0%
security	530	3.0%
Other values (79)	6650	37.4%

Most occurring characters

Value	Count	Frequency (%)
e	16124	11.0%
	13363	9.1%
s	12024	8.2%
i	11979	8.2%
r	11279	7.7%
n	9990	6.8%
t	9120	6.2%
a	7828	5.3%
l	7550	5.1%
d	6197	4.2%
Other values (37)	41430	28.2%

Most occurring categories

Value	Count	Frequency (%)
Lowercase Letter	119087	81.1%
Space Separator	13363	9.1%
Uppercase Letter	13242	9.0%
Other Punctuation	1153	0.8%
Open Punctuation	17	< 0.1%
Close Punctuation	17	< 0.1%
Dash Punctuation	5	< 0.1%

Most frequent character per category

Lowercase Letter

Value	Count	Frequency (%)
e	16124	13.5%
s	12024	10.1%
i	11979	10.1%
r	11279	9.5%
n	9990	8.4%
t	9120	7.7%
a	7828	6.6%
l	7550	6.3%
d	6197	5.2%
o	5209	4.4%
Other values (15)	21787	18.3%

Uppercase Letter

Value	Count	Frequency (%)
S	3354	25.3%
W	2506	18.9%
U	1577	11.9%
A	1276	9.6%
P	1003	7.6%
I	983	7.4%
C	544	4.1%
L	453	3.4%
T	356	2.7%
F	287	2.2%
Other values (7)	903	6.8%

Space Separator

Value	Count	Frequency (%)
	13363	100.0%

Other Punctuation

Value	Count	Frequency (%)
,	1153	100.0%

Open Punctuation

Value	Count	Frequency (%)
(	17	100.0%

Close Punctuation

Value	Count	Frequency (%)
)	17	100.0%

Dash Punctuation

Value	Count	Frequency (%)
-	5	100.0%

Most occurring scripts

Value	Count	Frequency (%)
Latin	132329	90.1%
Common	14555	9.9%

Most frequent character per script

Latin

Value	Count	Frequency (%)
e	16124	12.2%
s	12024	9.1%
i	11979	9.1%
r	11279	8.5%
n	9990	7.5%
t	9120	6.9%
a	7828	5.9%
l	7550	5.7%
d	6197	4.7%
o	5209	3.9%
Other values (32)	35029	26.5%

Common

Value	Count	Frequency (%)
	13363	91.8%
,	1153	7.9%
(	17	0.1%
)	17	0.1%
-	5	< 0.1%

Most occurring blocks

Value	Count	Frequency (%)
ASCII	146884	100.0%

Most frequent character per block

ASCII

Value	Count	Frequency (%)
e	16124	11.0%
	13363	9.1%
s	12024	8.2%
i	11979	8.2%
r	11279	7.7%
n	9990	6.8%
t	9120	6.2%
a	7828	5.3%
l	7550	5.1%
d	6197	4.2%
Other values (37)	41430	28.2%

father's_occupation
Categorical

Distinct	46
Distinct (%)	1.0%
Missing	0
Missing (%)	0.0%
Memory size	34.7 KiB

Unskilled Workers	1010
Skilled Workers in Industry, Construction and Craftsmen	666
Personal Services, Security and Safety Workers and Sellers	516
Administrative staff	386
Intermediate Level Technicians and Professions	384
Other values (41)	1462

Length

Max length	106
Median length	88
Mean length	40.826627
Min length	7

Characters and Unicode

Total characters	180617
Distinct characters	48
Distinct categories	7 ?
Distinct scripts	2 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	14 ?
Unique (%)	0.3%

Sample

1st row	Unskilled Workers
2nd row	Intermediate Level Technicians and Professions
3rd row	Unskilled Workers
4th row	Intermediate Level Technicians and Professions
5th row	Unskilled Workers

Common Values

Value	Count	Frequency (%)
Unskilled Workers	1010	22.8%
Skilled Workers in Industry, Construction and Craftsmen	666	15.1%
Personal Services, Security and Safety Workers and Sellers	516	11.7%
Administrative staff	386	8.7%
Intermediate Level Technicians and Professions	384	8.7%
Installation and Machine Operators and Assembly Workers	318	7.2%
Armed Forces Professions	266	6.0%
Farmers and Skilled Workers in Agriculture, Fisheries and Forestry	242	5.5%
Specialists in Intellectual and Scientific Activities	197	4.5%
Representatives of the Legislative Power and Executive Bodies, Directors, Directors and Executive Managers	134	3.0%
Other values (36)	305	6.9%

Length

Histogram of lengths of the category

Value	Count	Frequency (%)
and	3737	16.6%
workers	2795	12.4%
in	1136	5.0%
unskilled	1031	4.6%
skilled	920	4.1%
construction	689	3.1%
industry	681	3.0%
craftsmen	666	3.0%
professions	651	2.9%
services	522	2.3%
Other values (116)	9676	43.0%

Most occurring characters

Value	Count	Frequency (%)
e	18776	10.4%
	18080	10.0%
r	15292	8.5%
s	14798	8.2%
n	13361	7.4%
i	12191	6.7%
t	10122	5.6%
a	9731	5.4%
l	8084	4.5%
o	8041	4.5%
Other values (38)	52141	28.9%

Most occurring categories

Value	Count	Frequency (%)
Lowercase Letter	144141	79.8%
Space Separator	18080	10.0%
Uppercase Letter	16567	9.2%
Other Punctuation	1787	1.0%
Open Punctuation	20	< 0.1%
Close Punctuation	20	< 0.1%
Dash Punctuation	2	< 0.1%

Most frequent character per category

Lowercase Letter

Value	Count	Frequency (%)
e	18776	13.0%
r	15292	10.6%
s	14798	10.3%
n	13361	9.3%
i	12191	8.5%
t	10122	7.0%
a	9731	6.8%
l	8084	5.6%
o	8041	5.6%
d	7722	5.4%
Other values (15)	26023	18.1%

Uppercase Letter

Value	Count	Frequency (%)
S	3578	21.6%
W	2756	16.6%
I	1570	9.5%
A	1418	8.6%
C	1332	8.0%
P	1304	7.9%
U	1031	6.2%
F	1007	6.1%
L	518	3.1%
M	455	2.7%
Other values (8)	1598	9.6%

Space Separator

Value	Count	Frequency (%)
	18080	100.0%

Other Punctuation

Value	Count	Frequency (%)
,	1787	100.0%

Open Punctuation

Value	Count	Frequency (%)
(	20	100.0%

Close Punctuation

Value	Count	Frequency (%)
)	20	100.0%

Dash Punctuation

Value	Count	Frequency (%)
-	2	100.0%

Most occurring scripts

Value	Count	Frequency (%)
Latin	160708	89.0%
Common	19909	11.0%

Most frequent character per script

Latin

Value	Count	Frequency (%)
e	18776	11.7%
r	15292	9.5%
s	14798	9.2%
n	13361	8.3%
i	12191	7.6%
t	10122	6.3%
a	9731	6.1%
l	8084	5.0%
o	8041	5.0%
d	7722	4.8%
Other values (33)	42590	26.5%

Common

Value	Count	Frequency (%)
	18080	90.8%
,	1787	9.0%
(	20	0.1%
)	20	0.1%
-	2	< 0.1%

Most occurring blocks

Value	Count	Frequency (%)
ASCII	180617	100.0%

Most frequent character per block

ASCII

Value	Count	Frequency (%)
e	18776	10.4%
	18080	10.0%
r	15292	8.5%
s	14798	8.2%
n	13361	7.4%
i	12191	6.7%
t	10122	5.6%
a	9731	5.4%
l	8084	4.5%
o	8041	4.5%
Other values (38)	52141	28.9%

displaced
Boolean

Distinct	2
Distinct (%)	< 0.1%
Missing	0
Missing (%)	0.0%
Memory size	4.4 KiB

True	2426
False	1998

Common Values (Table)
Common Values (Plot)

Value	Count	Frequency (%)
True	2426	54.8%
False	1998	45.2%

educational_special_needs
Boolean

Distinct	2
Distinct (%)	< 0.1%
Missing	0
Missing (%)	0.0%
Memory size	4.4 KiB

False	4373
True	51

Common Values (Table)
Common Values (Plot)

Value	Count	Frequency (%)
False	4373	98.8%
True	51	1.2%

debtor
Boolean

Distinct	2
Distinct (%)	< 0.1%
Missing	0
Missing (%)	0.0%
Memory size	4.4 KiB

False	3921
True	503

Common Values (Table)
Common Values (Plot)

Value	Count	Frequency (%)
False	3921	88.6%
True	503	11.4%

tuition_fees_up_to_date
Boolean

Distinct	2
Distinct (%)	< 0.1%
Missing	0
Missing (%)	0.0%
Memory size	4.4 KiB

True	3896
False	528

Common Values (Table)
Common Values (Plot)

Value	Count	Frequency (%)
True	3896	88.1%
False	528	11.9%

gender
Categorical

Distinct	2
Distinct (%)	< 0.1%
Missing	0
Missing (%)	0.0%
Memory size	34.7 KiB

female	2868
male	1556

Length

Max length	6
Median length	6
Mean length	5.2965642
Min length	4

Characters and Unicode

Total characters	23432
Distinct characters	5
Distinct categories	1 ?
Distinct scripts	1 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	male
2nd row	male
3rd row	male
4th row	female
5th row	female

Common Values

Value	Count	Frequency (%)
female	2868	64.8%
male	1556	35.2%

Length

Histogram of lengths of the category

Common Values (Plot)

Value	Count	Frequency (%)
female	2868	64.8%
male	1556	35.2%

Most occurring characters

Value	Count	Frequency (%)
e	7292	31.1%
m	4424	18.9%
a	4424	18.9%
l	4424	18.9%
f	2868	12.2%

Most occurring categories

Value	Count	Frequency (%)
Lowercase Letter	23432	100.0%

Most frequent character per category

Lowercase Letter

Value	Count	Frequency (%)
e	7292	31.1%
m	4424	18.9%
a	4424	18.9%
l	4424	18.9%
f	2868	12.2%

Most occurring scripts

Value	Count	Frequency (%)
Latin	23432	100.0%

Most frequent character per script

Latin

Value	Count	Frequency (%)
e	7292	31.1%
m	4424	18.9%
a	4424	18.9%
l	4424	18.9%
f	2868	12.2%

Most occurring blocks

Value	Count	Frequency (%)
ASCII	23432	100.0%

Most frequent character per block

ASCII

Value	Count	Frequency (%)
e	7292	31.1%
m	4424	18.9%
a	4424	18.9%
l	4424	18.9%
f	2868	12.2%

scholarship_holder
Boolean

Distinct	2
Distinct (%)	< 0.1%
Missing	0
Missing (%)	0.0%
Memory size	4.4 KiB

False	3325
True	1099

Common Values (Table)
Common Values (Plot)

Value	Count	Frequency (%)
False	3325	75.2%
True	1099	24.8%

age_at_enrollment
Real number (ℝ)

Distinct	46
Distinct (%)	1.0%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	23.265145

Minimum	17
Maximum	70
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	34.7 KiB

Quantile statistics

Minimum	17
5-th percentile	18
Q1	19
median	20
Q3	25
95-th percentile	41
Maximum	70
Range	53
Interquartile range (IQR)	6

Descriptive statistics

Standard deviation	7.5878156
Coefficient of variation (CV)	0.32614522
Kurtosis	4.1268918
Mean	23.265145
Median Absolute Deviation (MAD)	2
Skewness	2.0549884
Sum	102925
Variance	57.574946
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=46)

Value	Count	Frequency (%)
18	1036	23.4%
19	911	20.6%
20	599	13.5%
21	322	7.3%
22	174	3.9%
24	131	3.0%
23	108	2.4%
26	94	2.1%
25	93	2.1%
27	91	2.1%
Other values (36)	865	19.6%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
17	5	0.1%
18	1036	23.4%
19	911	20.6%
20	599	13.5%
21	322	7.3%
22	174	3.9%
23	108	2.4%
24	131	3.0%
25	93	2.1%
26	94	2.1%

Value	Count	Frequency (%)
70	1	< 0.1%
62	1	< 0.1%
61	1	< 0.1%
60	2	< 0.1%
59	3	0.1%
58	3	0.1%
57	2	< 0.1%
55	5	0.1%
54	7	0.2%
53	7	0.2%

international
Boolean

HIGH CORRELATION IMBALANCE

Distinct	2
Distinct (%)	< 0.1%
Missing	0
Missing (%)	0.0%
Memory size	4.4 KiB

False	4314
True	110

Common Values (Table)
Common Values (Plot)

Value	Count	Frequency (%)
False	4314	97.5%
True	110	2.5%

curricular_units_1st_sem_(credited)
Real number (ℝ)

HIGH CORRELATION ZEROS

Distinct	21
Distinct (%)	0.5%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	0.70999096

Minimum	0
Maximum	20
Zeros	3847
Zeros (%)	87.0%
Negative	0
Negative (%)	0.0%
Memory size	34.7 KiB

Quantile statistics

Minimum	0
5-th percentile	0
Q1	0
median	0
Q3	0
95-th percentile	6
Maximum	20
Range	20
Interquartile range (IQR)	0

Descriptive statistics

Standard deviation	2.3605066
Coefficient of variation (CV)	3.3246995
Kurtosis	19.205727
Mean	0.70999096
Median Absolute Deviation (MAD)	0
Skewness	4.1690488
Sum	3141
Variance	5.5719915
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=21)

Value	Count	Frequency (%)
0	3847	87.0%
2	94	2.1%
1	85	1.9%
3	69	1.6%
6	51	1.2%
4	47	1.1%
7	41	0.9%
5	41	0.9%
8	31	0.7%
9	27	0.6%
Other values (11)	91	2.1%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0	3847	87.0%
1	85	1.9%
2	94	2.1%
3	69	1.6%
4	47	1.1%
5	41	0.9%
6	51	1.2%
7	41	0.9%
8	31	0.7%
9	27	0.6%

Value	Count	Frequency (%)
20	2	< 0.1%
19	2	< 0.1%
18	4	0.1%
17	3	0.1%
16	3	0.1%
15	5	0.1%
14	15	0.3%
13	13	0.3%
12	12	0.3%
11	17	0.4%

curricular_units_1st_sem_(enrolled)
Real number (ℝ)

HIGH CORRELATION ZEROS

Distinct	23
Distinct (%)	0.5%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	6.2705696

Minimum	0
Maximum	26
Zeros	180
Zeros (%)	4.1%
Negative	0
Negative (%)	0.0%
Memory size	34.7 KiB

Quantile statistics

Minimum	0
5-th percentile	4
Q1	5
median	6
Q3	7
95-th percentile	11
Maximum	26
Range	26
Interquartile range (IQR)	2

Descriptive statistics

Standard deviation	2.4801782
Coefficient of variation (CV)	0.39552677
Kurtosis	8.9379154
Mean	6.2705696
Median Absolute Deviation (MAD)	1
Skewness	1.6190409
Sum	27741
Variance	6.1512838
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=23)

Value	Count	Frequency (%)
6	1910	43.2%
5	1010	22.8%
7	656	14.8%
8	296	6.7%
0	180	4.1%
12	66	1.5%
10	52	1.2%
11	45	1.0%
9	36	0.8%
15	25	0.6%
Other values (13)	148	3.3%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0	180	4.1%
1	7	0.2%
2	9	0.2%
3	10	0.2%
4	21	0.5%
5	1010	22.8%
6	1910	43.2%
7	656	14.8%
8	296	6.7%
9	36	0.8%

Value	Count	Frequency (%)
26	1	< 0.1%
23	2	< 0.1%
21	6	0.1%
19	2	< 0.1%
18	19	0.4%
17	16	0.4%
16	13	0.3%
15	25	0.6%
14	22	0.5%
13	20	0.5%

curricular_units_1st_sem_(evaluations)
Real number (ℝ)

HIGH CORRELATION ZEROS

Distinct	35
Distinct (%)	0.8%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	8.2990506

Minimum	0
Maximum	45
Zeros	349
Zeros (%)	7.9%
Negative	0
Negative (%)	0.0%
Memory size	34.7 KiB

Quantile statistics

Minimum	0
5-th percentile	0
Q1	6
median	8
Q3	10
95-th percentile	15
Maximum	45
Range	45
Interquartile range (IQR)	4

Descriptive statistics

Standard deviation	4.1791056
Coefficient of variation (CV)	0.50356429
Kurtosis	5.4630252
Mean	8.2990506
Median Absolute Deviation (MAD)	2
Skewness	0.9766367
Sum	36715
Variance	17.464923
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=35)

Value	Count	Frequency (%)
8	791	17.9%
7	703	15.9%
6	598	13.5%
9	402	9.1%
0	349	7.9%
10	340	7.7%
11	239	5.4%
12	223	5.0%
5	220	5.0%
13	140	3.2%
Other values (25)	419	9.5%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0	349	7.9%
1	6	0.1%
2	8	0.2%
3	6	0.1%
4	19	0.4%
5	220	5.0%
6	598	13.5%
7	703	15.9%
8	791	17.9%
9	402	9.1%

Value	Count	Frequency (%)
45	2	< 0.1%
36	1	< 0.1%
33	1	< 0.1%
32	1	< 0.1%
31	1	< 0.1%
29	2	< 0.1%
28	1	< 0.1%
27	2	< 0.1%
26	4	0.1%
25	3	0.1%

curricular_units_1st_sem_(approved)
Real number (ℝ)

HIGH CORRELATION ZEROS

Distinct	23
Distinct (%)	0.5%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	4.7066004

Minimum	0
Maximum	26
Zeros	718
Zeros (%)	16.2%
Negative	0
Negative (%)	0.0%
Memory size	34.7 KiB

Quantile statistics

Minimum	0
5-th percentile	0
Q1	3
median	5
Q3	6
95-th percentile	9
Maximum	26
Range	26
Interquartile range (IQR)	3

Descriptive statistics

Standard deviation	3.094238
Coefficient of variation (CV)	0.65742526
Kurtosis	3.0966799
Mean	4.7066004
Median Absolute Deviation (MAD)	1
Skewness	0.7662624
Sum	20822
Variance	9.5743087
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=23)

Value	Count	Frequency (%)
6	1171	26.5%
5	723	16.3%
0	718	16.2%
7	471	10.6%
4	433	9.8%
3	269	6.1%
2	160	3.6%
1	127	2.9%
8	108	2.4%
11	49	1.1%
Other values (13)	195	4.4%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0	718	16.2%
1	127	2.9%
2	160	3.6%
3	269	6.1%
4	433	9.8%
5	723	16.3%
6	1171	26.5%
7	471	10.6%
8	108	2.4%
9	40	0.9%

Value	Count	Frequency (%)
26	1	< 0.1%
21	4	0.1%
20	3	0.1%
19	2	< 0.1%
18	15	0.3%
17	10	0.2%
16	5	0.1%
15	7	0.2%
14	14	0.3%
13	26	0.6%

curricular_units_1st_sem_(grade)
Real number (ℝ)

HIGH CORRELATION ZEROS

Distinct	805
Distinct (%)	18.2%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	10.640822

Minimum	0
Maximum	18.875
Zeros	718
Zeros (%)	16.2%
Negative	0
Negative (%)	0.0%
Memory size	34.7 KiB

Quantile statistics

Minimum	0
5-th percentile	0
Q1	11
median	12.285714
Q3	13.4
95-th percentile	14.857143
Maximum	18.875
Range	18.875
Interquartile range (IQR)	2.4

Descriptive statistics

Standard deviation	4.8436634
Coefficient of variation (CV)	0.45519637
Kurtosis	0.90846103
Mean	10.640822
Median Absolute Deviation (MAD)	1.1571429
Skewness	-1.5681456
Sum	47074.995
Variance	23.461075
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0	718	16.2%
12	205	4.6%
13	147	3.3%
11	138	3.1%
11.5	89	2.0%
14	85	1.9%
12.5	84	1.9%
10	82	1.9%
12.66666667	82	1.9%
12.33333333	82	1.9%
Other values (795)	2712	61.3%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0	718	16.2%
9.8	1	< 0.1%
10	82	1.9%
10.16666667	1	< 0.1%
10.2	8	0.2%
10.21428571	1	< 0.1%
10.25	7	0.2%
10.28571429	1	< 0.1%
10.33333333	16	0.4%
10.36842105	1	< 0.1%

Value	Count	Frequency (%)
18.875	1	< 0.1%
18	2	< 0.1%
17.33333333	2	< 0.1%
17.125	1	< 0.1%
17.11111111	1	< 0.1%
17.00555556	1	< 0.1%
17	5	0.1%
16.9	1	< 0.1%
16.88571429	1	< 0.1%
16.85714286	1	< 0.1%

curricular_units_1st_sem_(without_evaluations)
Real number (ℝ)

Distinct	11
Distinct (%)	0.2%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	0.13765823

Minimum	0
Maximum	12
Zeros	4130
Zeros (%)	93.4%
Negative	0
Negative (%)	0.0%
Memory size	34.7 KiB

Quantile statistics

Minimum	0
5-th percentile	0
Q1	0
median	0
Q3	0
95-th percentile	1
Maximum	12
Range	12
Interquartile range (IQR)	0

Descriptive statistics

Standard deviation	0.69088018
Coefficient of variation (CV)	5.0188078
Kurtosis	89.863208
Mean	0.13765823
Median Absolute Deviation (MAD)	0
Skewness	8.2074031
Sum	609
Variance	0.47731543
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=11)

Value	Count	Frequency (%)
0	4130	93.4%
1	153	3.5%
2	79	1.8%
3	23	0.5%
4	15	0.3%
6	6	0.1%
7	6	0.1%
5	5	0.1%
8	4	0.1%
12	2	< 0.1%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0	4130	93.4%
1	153	3.5%
2	79	1.8%
3	23	0.5%
4	15	0.3%
5	5	0.1%
6	6	0.1%
7	6	0.1%
8	4	0.1%
10	1	< 0.1%

Value	Count	Frequency (%)
12	2	< 0.1%
10	1	< 0.1%
8	4	0.1%
7	6	0.1%
6	6	0.1%
5	5	0.1%
4	15	0.3%
3	23	0.5%
2	79	1.8%
1	153	3.5%

curricular_units_2nd_sem_(credited)
Real number (ℝ)

HIGH CORRELATION ZEROS

Distinct	19
Distinct (%)	0.4%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	0.54181736

Minimum	0
Maximum	19
Zeros	3894
Zeros (%)	88.0%
Negative	0
Negative (%)	0.0%
Memory size	34.7 KiB

Quantile statistics

Minimum	0
5-th percentile	0
Q1	0
median	0
Q3	0
95-th percentile	4
Maximum	19
Range	19
Interquartile range (IQR)	0

Descriptive statistics

Standard deviation	1.9185461
Coefficient of variation (CV)	3.5409462
Kurtosis	24.427266
Mean	0.54181736
Median Absolute Deviation (MAD)	0
Skewness	4.6348195
Sum	2397
Variance	3.6808193
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=19)

Value	Count	Frequency (%)
0	3894	88.0%
1	107	2.4%
2	92	2.1%
4	78	1.8%
5	68	1.5%
3	49	1.1%
6	26	0.6%
11	20	0.5%
7	16	0.4%
9	15	0.3%
Other values (9)	59	1.3%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0	3894	88.0%
1	107	2.4%
2	92	2.1%
3	49	1.1%
4	78	1.8%
5	68	1.5%
6	26	0.6%
7	16	0.4%
8	12	0.3%
9	15	0.3%

Value	Count	Frequency (%)
19	1	< 0.1%
18	2	< 0.1%
16	2	< 0.1%
15	2	< 0.1%
14	4	0.1%
13	9	0.2%
12	14	0.3%
11	20	0.5%
10	13	0.3%
9	15	0.3%

curricular_units_2nd_sem_(enrolled)
Real number (ℝ)

HIGH CORRELATION ZEROS

Distinct	22
Distinct (%)	0.5%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	6.2321429

Minimum	0
Maximum	23
Zeros	180
Zeros (%)	4.1%
Negative	0
Negative (%)	0.0%
Memory size	34.7 KiB

Quantile statistics

Minimum	0
5-th percentile	5
Q1	5
median	6
Q3	7
95-th percentile	10
Maximum	23
Range	23
Interquartile range (IQR)	2

Descriptive statistics

Standard deviation	2.1959508
Coefficient of variation (CV)	0.35235886
Kurtosis	7.13474
Mean	6.2321429
Median Absolute Deviation (MAD)	1
Skewness	0.7881135
Sum	27571
Variance	4.8221997
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=22)

Value	Count	Frequency (%)
6	1913	43.2%
5	1054	23.8%
8	661	14.9%
7	304	6.9%
0	180	4.1%
11	60	1.4%
9	50	1.1%
10	48	1.1%
12	44	1.0%
13	37	0.8%
Other values (12)	73	1.7%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0	180	4.1%
1	3	0.1%
2	5	0.1%
3	3	0.1%
4	17	0.4%
5	1054	23.8%
6	1913	43.2%
7	304	6.9%
8	661	14.9%
9	50	1.1%

Value	Count	Frequency (%)
23	2	< 0.1%
21	1	< 0.1%
19	3	0.1%
18	2	< 0.1%
17	12	0.3%
16	1	< 0.1%
15	2	< 0.1%
14	22	0.5%
13	37	0.8%
12	44	1.0%

curricular_units_2nd_sem_(evaluations)
Real number (ℝ)

HIGH CORRELATION ZEROS

Distinct	30
Distinct (%)	0.7%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	8.0632911

Minimum	0
Maximum	33
Zeros	401
Zeros (%)	9.1%
Negative	0
Negative (%)	0.0%
Memory size	34.7 KiB

Quantile statistics

Minimum	0
5-th percentile	0
Q1	6
median	8
Q3	10
95-th percentile	15
Maximum	33
Range	33
Interquartile range (IQR)	4

Descriptive statistics

Standard deviation	3.9479509
Coefficient of variation (CV)	0.48962029
Kurtosis	2.0682859
Mean	8.0632911
Median Absolute Deviation (MAD)	2
Skewness	0.33649718
Sum	35672
Variance	15.586317
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=30)

Value	Count	Frequency (%)
8	792	17.9%
6	614	13.9%
7	563	12.7%
9	456	10.3%
0	401	9.1%
10	355	8.0%
5	288	6.5%
11	255	5.8%
12	226	5.1%
13	126	2.8%
Other values (20)	348	7.9%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0	401	9.1%
1	3	0.1%
2	4	0.1%
3	2	< 0.1%
4	10	0.2%
5	288	6.5%
6	614	13.9%
7	563	12.7%
8	792	17.9%
9	456	10.3%

Value	Count	Frequency (%)
33	1	< 0.1%
28	1	< 0.1%
27	2	< 0.1%
26	3	0.1%
25	1	< 0.1%
24	3	0.1%
23	4	0.1%
22	10	0.2%
21	10	0.2%
20	8	0.2%

curricular_units_2nd_sem_(approved)
Real number (ℝ)

HIGH CORRELATION ZEROS

Distinct	20
Distinct (%)	0.5%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	4.4358047

Minimum	0
Maximum	20
Zeros	870
Zeros (%)	19.7%
Negative	0
Negative (%)	0.0%
Memory size	34.7 KiB

Quantile statistics

Minimum	0
5-th percentile	0
Q1	2
median	5
Q3	6
95-th percentile	8
Maximum	20
Range	20
Interquartile range (IQR)	4

Descriptive statistics

Standard deviation	3.0147639
Coefficient of variation (CV)	0.67964306
Kurtosis	0.84504466
Mean	4.4358047
Median Absolute Deviation (MAD)	2
Skewness	0.30627938
Sum	19624
Variance	9.0888014
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=20)

Value	Count	Frequency (%)
6	965	21.8%
0	870	19.7%
5	726	16.4%
4	414	9.4%
7	331	7.5%
8	321	7.3%
3	285	6.4%
2	198	4.5%
1	114	2.6%
11	48	1.1%
Other values (10)	152	3.4%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0	870	19.7%
1	114	2.6%
2	198	4.5%
3	285	6.4%
4	414	9.4%
5	726	16.4%
6	965	21.8%
7	331	7.5%
8	321	7.3%
9	36	0.8%

Value	Count	Frequency (%)
20	2	< 0.1%
19	3	0.1%
18	2	< 0.1%
17	8	0.2%
16	2	< 0.1%
14	6	0.1%
13	21	0.5%
12	34	0.8%
11	48	1.1%
10	38	0.9%

curricular_units_2nd_sem_(grade)
Real number (ℝ)

HIGH CORRELATION ZEROS

Distinct	786
Distinct (%)	17.8%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	10.230206

Minimum	0
Maximum	18.571429
Zeros	870
Zeros (%)	19.7%
Negative	0
Negative (%)	0.0%
Memory size	34.7 KiB

Quantile statistics

Minimum	0
5-th percentile	0
Q1	10.75
median	12.2
Q3	13.333333
95-th percentile	14.980262
Maximum	18.571429
Range	18.571429
Interquartile range (IQR)	2.5833333

Descriptive statistics

Standard deviation	5.210808
Coefficient of variation (CV)	0.50935515
Kurtosis	0.066567351
Mean	10.230206
Median Absolute Deviation (MAD)	1.2
Skewness	-1.3136502
Sum	45258.43
Variance	27.15252
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0	870	19.7%
12	170	3.8%
11	165	3.7%
13	150	3.4%
11.5	86	1.9%
12.5	84	1.9%
14	77	1.7%
10	77	1.7%
13.5	65	1.5%
12.66666667	61	1.4%
Other values (776)	2619	59.2%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0	870	19.7%
10	77	1.7%
10.16666667	4	0.1%
10.2	4	0.1%
10.25	10	0.2%
10.33333333	19	0.4%
10.375	1	< 0.1%
10.4	8	0.2%
10.42857143	2	< 0.1%
10.44444444	2	< 0.1%

Value	Count	Frequency (%)
18.57142857	1	< 0.1%
17.71428571	1	< 0.1%
17.69230769	1	< 0.1%
17.6	2	< 0.1%
17.5875	1	< 0.1%
17.42857143	1	< 0.1%
17.16666667	1	< 0.1%
17	2	< 0.1%
16.90909091	1	< 0.1%
16.8	2	< 0.1%

curricular_units_2nd_sem_(without_evaluations)
Real number (ℝ)

Distinct	10
Distinct (%)	0.2%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	0.15031646

Minimum	0
Maximum	12
Zeros	4142
Zeros (%)	93.6%
Negative	0
Negative (%)	0.0%
Memory size	34.7 KiB

Quantile statistics

Minimum	0
5-th percentile	0
Q1	0
median	0
Q3	0
95-th percentile	1
Maximum	12
Range	12
Interquartile range (IQR)	0

Descriptive statistics

Standard deviation	0.75377407
Coefficient of variation (CV)	5.0145812
Kurtosis	66.811692
Mean	0.15031646
Median Absolute Deviation (MAD)	0
Skewness	7.2677009
Sum	665
Variance	0.56817535
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=10)

Value	Count	Frequency (%)
0	4142	93.6%
1	140	3.2%
2	48	1.1%
3	35	0.8%
4	21	0.5%
5	17	0.4%
6	8	0.2%
8	6	0.1%
7	5	0.1%
12	2	< 0.1%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0	4142	93.6%
1	140	3.2%
2	48	1.1%
3	35	0.8%
4	21	0.5%
5	17	0.4%
6	8	0.2%
7	5	0.1%
8	6	0.1%
12	2	< 0.1%

Value	Count	Frequency (%)
12	2	< 0.1%
8	6	0.1%
7	5	0.1%
6	8	0.2%
5	17	0.4%
4	21	0.5%
3	35	0.8%
2	48	1.1%
1	140	3.2%
0	4142	93.6%

unemployment_rate
Real number (ℝ)

Distinct	10
Distinct (%)	0.2%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	11.566139

Minimum	7.6
Maximum	16.2
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	34.7 KiB

Quantile statistics

Minimum	7.6
5-th percentile	7.6
Q1	9.4
median	11.1
Q3	13.9
95-th percentile	16.2
Maximum	16.2
Range	8.6
Interquartile range (IQR)	4.5

Descriptive statistics

Standard deviation	2.6638505
Coefficient of variation (CV)	0.23031458
Kurtosis	-0.99552591
Mean	11.566139
Median Absolute Deviation (MAD)	1.7
Skewness	0.21205105
Sum	51168.6
Variance	7.0960994
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=10)

Value	Count	Frequency (%)
7.6	571	12.9%
9.4	533	12.0%
10.8	525	11.9%
12.4	445	10.1%
12.7	419	9.5%
11.1	414	9.4%
15.5	397	9.0%
13.9	390	8.8%
8.9	368	8.3%
16.2	362	8.2%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
7.6	571	12.9%
8.9	368	8.3%
9.4	533	12.0%
10.8	525	11.9%
11.1	414	9.4%
12.4	445	10.1%
12.7	419	9.5%
13.9	390	8.8%
15.5	397	9.0%
16.2	362	8.2%

Value	Count	Frequency (%)
16.2	362	8.2%
15.5	397	9.0%
13.9	390	8.8%
12.7	419	9.5%
12.4	445	10.1%
11.1	414	9.4%
10.8	525	11.9%
9.4	533	12.0%
8.9	368	8.3%
7.6	571	12.9%

inflation_rate
Real number (ℝ)

Distinct	9
Distinct (%)	0.2%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	1.2280289

Minimum	-0.8
Maximum	3.7
Zeros	0
Zeros (%)	0.0%
Negative	923
Negative (%)	20.9%
Memory size	34.7 KiB

Quantile statistics

Minimum	-0.8
5-th percentile	-0.8
Q1	0.3
median	1.4
Q3	2.6
95-th percentile	3.7
Maximum	3.7
Range	4.5
Interquartile range (IQR)	2.3

Descriptive statistics

Standard deviation	1.3827107
Coefficient of variation (CV)	1.1259594
Kurtosis	-1.0390334
Mean	1.2280289
Median Absolute Deviation (MAD)	1.2
Skewness	0.25237535
Sum	5432.8
Variance	1.9118889
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=9)

Value	Count	Frequency (%)
1.4	893	20.2%
2.6	571	12.9%
-0.8	533	12.0%
0.5	445	10.1%
3.7	419	9.5%
0.6	414	9.4%
2.8	397	9.0%
-0.3	390	8.8%
0.3	362	8.2%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
-0.8	533	12.0%
-0.3	390	8.8%
0.3	362	8.2%
0.5	445	10.1%
0.6	414	9.4%
1.4	893	20.2%
2.6	571	12.9%
2.8	397	9.0%
3.7	419	9.5%

Value	Count	Frequency (%)
3.7	419	9.5%
2.8	397	9.0%
2.6	571	12.9%
1.4	893	20.2%
0.6	414	9.4%
0.5	445	10.1%
0.3	362	8.2%
-0.3	390	8.8%
-0.8	533	12.0%

gdp
Real number (ℝ)

Distinct	10
Distinct (%)	0.2%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	0.0019688065

Minimum	-4.06
Maximum	3.51
Zeros	0
Zeros (%)	0.0%
Negative	1711
Negative (%)	38.7%
Memory size	34.7 KiB

Quantile statistics

Minimum	-4.06
5-th percentile	-4.06
Q1	-1.7
median	0.32
Q3	1.79
95-th percentile	3.51
Maximum	3.51
Range	7.57
Interquartile range (IQR)	3.49

Descriptive statistics

Standard deviation	2.2699354
Coefficient of variation (CV)	1152.95
Kurtosis	-1.0016532
Mean	0.0019688065
Median Absolute Deviation (MAD)	1.47
Skewness	-0.39406821
Sum	8.71
Variance	5.1526069
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=10)

Value	Count	Frequency (%)
0.32	571	12.9%
-3.12	533	12.0%
1.74	525	11.9%
1.79	445	10.1%
-1.7	419	9.5%
2.02	414	9.4%
-4.06	397	9.0%
0.79	390	8.8%
3.51	368	8.3%
-0.92	362	8.2%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
-4.06	397	9.0%
-3.12	533	12.0%
-1.7	419	9.5%
-0.92	362	8.2%
0.32	571	12.9%
0.79	390	8.8%
1.74	525	11.9%
1.79	445	10.1%
2.02	414	9.4%
3.51	368	8.3%

Value	Count	Frequency (%)
3.51	368	8.3%
2.02	414	9.4%
1.79	445	10.1%
1.74	525	11.9%
0.79	390	8.8%
0.32	571	12.9%
-0.92	362	8.2%
-1.7	419	9.5%
-3.12	533	12.0%
-4.06	397	9.0%

target
Categorical

Distinct	3
Distinct (%)	0.1%
Missing	0
Missing (%)	0.0%
Memory size	34.7 KiB

Graduate	2209
Dropout	1421
Enrolled	794

Length

Max length	8
Median length	8
Mean length	7.6787975
Min length	7

Characters and Unicode

Total characters	33971
Distinct characters	13
Distinct categories	2 ?
Distinct scripts	1 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	Dropout
2nd row	Graduate
3rd row	Dropout
4th row	Graduate
5th row	Graduate

Common Values

Value	Count	Frequency (%)
Graduate	2209	49.9%
Dropout	1421	32.1%
Enrolled	794	17.9%

Length

Histogram of lengths of the category

Common Values (Plot)

Value	Count	Frequency (%)
graduate	2209	49.9%
dropout	1421	32.1%
enrolled	794	17.9%

Most occurring characters

Value	Count	Frequency (%)
r	4424	13.0%
a	4418	13.0%
o	3636	10.7%
u	3630	10.7%
t	3630	10.7%
d	3003	8.8%
e	3003	8.8%
G	2209	6.5%
l	1588	4.7%
D	1421	4.2%
Other values (3)	3009	8.9%

Most occurring categories

Value	Count	Frequency (%)
Lowercase Letter	29547	87.0%
Uppercase Letter	4424	13.0%

Most frequent character per category

Lowercase Letter

Value	Count	Frequency (%)
r	4424	15.0%
a	4418	15.0%
o	3636	12.3%
u	3630	12.3%
t	3630	12.3%
d	3003	10.2%
e	3003	10.2%
l	1588	5.4%
p	1421	4.8%
n	794	2.7%

Uppercase Letter

Value	Count	Frequency (%)
G	2209	49.9%
D	1421	32.1%
E	794	17.9%

Most occurring scripts

Value	Count	Frequency (%)
Latin	33971	100.0%

Most frequent character per script

Latin

Value	Count	Frequency (%)
r	4424	13.0%
a	4418	13.0%
o	3636	10.7%
u	3630	10.7%
t	3630	10.7%
d	3003	8.8%
e	3003	8.8%
G	2209	6.5%
l	1588	4.7%
D	1421	4.2%
Other values (3)	3009	8.9%

Most occurring blocks

Value	Count	Frequency (%)
ASCII	33971	100.0%

Most frequent character per block

ASCII

Value	Count	Frequency (%)
r	4424	13.0%
a	4418	13.0%
o	3636	10.7%
u	3630	10.7%
t	3630	10.7%
d	3003	8.8%
e	3003	8.8%
G	2209	6.5%
l	1588	4.7%
D	1421	4.2%
Other values (3)	3009	8.9%

Auto

Heatmap
Table

	application_order	age_at_enrollment	curricular_units_1st_sem_(credited)	curricular_units_1st_sem_(enrolled)	curricular_units_1st_sem_(evaluations)	curricular_units_1st_sem_(approved)	curricular_units_1st_sem_(grade)	curricular_units_1st_sem_(without_evaluations)	curricular_units_2nd_sem_(credited)	curricular_units_2nd_sem_(enrolled)	curricular_units_2nd_sem_(evaluations)	curricular_units_2nd_sem_(approved)	curricular_units_2nd_sem_(grade)	curricular_units_2nd_sem_(without_evaluations)	unemployment_rate	inflation_rate	gdp	marital_status	application_mode	course	daytime/evening_attendance	previous_qualification	nationality	mother's_qualification	father's_qualification	mother's_occupation	father's_occupation	displaced	educational_special_needs	debtor	tuition_fees_up_to_date	gender	scholarship_holder	international	target
application_order	1.000	-0.366	-0.202	0.056	-0.096	0.090	0.074	-0.041	-0.201	0.075	-0.053	0.106	0.065	-0.030	-0.104	-0.011	0.030	0.070	0.161	0.143	0.185	0.086	0.000	0.033	0.038	0.000	0.000	0.382	0.000	0.090	0.073	0.108	0.089	0.000	0.079
age_at_enrollment	-0.366	1.000	0.299	0.001	0.171	-0.166	-0.210	0.061	0.301	-0.031	0.083	-0.188	-0.213	0.094	0.019	0.018	-0.057	0.313	0.288	0.189	0.489	0.195	0.000	0.149	0.133	0.084	0.062	0.389	0.000	0.133	0.209	0.162	0.212	0.000	0.219
curricular_units_1st_sem_(credited)	-0.202	0.299	1.000	0.423	0.366	0.362	0.101	0.100	0.914	0.376	0.331	0.289	0.093	0.064	0.024	-0.002	0.022	0.050	0.267	0.117	0.171	0.183	0.000	0.087	0.071	0.038	0.023	0.107	0.000	0.057	0.000	0.027	0.086	0.000	0.045
curricular_units_1st_sem_(enrolled)	0.056	0.001	0.423	1.000	0.420	0.707	0.363	-0.019	0.440	0.962	0.431	0.653	0.351	-0.021	0.108	0.017	0.018	0.067	0.198	0.434	0.219	0.136	0.000	0.082	0.049	0.034	0.003	0.150	0.043	0.047	0.083	0.213	0.156	0.000	0.173
curricular_units_1st_sem_(evaluations)	-0.096	0.171	0.366	0.420	1.000	0.262	0.112	0.202	0.369	0.386	0.694	0.252	0.090	0.153	0.067	-0.040	-0.097	0.032	0.143	0.241	0.063	0.103	0.169	0.032	0.077	0.000	0.000	0.098	0.000	0.061	0.103	0.079	0.187	0.056	0.258
curricular_units_1st_sem_(approved)	0.090	-0.166	0.362	0.707	0.262	1.000	0.640	-0.069	0.367	0.699	0.364	0.892	0.663	-0.073	0.074	-0.002	0.059	0.051	0.187	0.236	0.173	0.128	0.000	0.098	0.042	0.056	0.000	0.129	0.000	0.145	0.280	0.237	0.264	0.000	0.455
curricular_units_1st_sem_(grade)	0.074	-0.210	0.101	0.363	0.112	0.640	1.000	-0.017	0.097	0.368	0.182	0.629	0.762	-0.047	0.045	-0.037	0.092	0.039	0.111	0.271	0.138	0.093	0.026	0.065	0.052	0.057	0.053	0.087	0.000	0.106	0.248	0.193	0.181	0.000	0.383
curricular_units_1st_sem_(without_evaluations)	-0.041	0.061	0.100	-0.019	0.202	-0.069	-0.017	1.000	0.059	-0.032	0.096	-0.055	-0.041	0.384	-0.067	-0.068	-0.184	0.055	0.058	0.101	0.019	0.076	0.168	0.065	0.097	0.052	0.000	0.000	0.000	0.031	0.078	0.000	0.057	0.057	0.062
curricular_units_2nd_sem_(credited)	-0.201	0.301	0.914	0.440	0.369	0.367	0.097	0.059	1.000	0.414	0.342	0.319	0.103	0.082	0.012	-0.001	0.024	0.047	0.232	0.116	0.182	0.176	0.000	0.121	0.034	0.027	0.000	0.128	0.000	0.054	0.000	0.028	0.075	0.000	0.042
curricular_units_2nd_sem_(enrolled)	0.075	-0.031	0.376	0.962	0.386	0.699	0.368	-0.032	0.414	1.000	0.440	0.674	0.364	-0.027	0.139	0.009	0.019	0.034	0.200	0.437	0.187	0.108	0.000	0.122	0.037	0.037	0.057	0.138	0.000	0.075	0.124	0.162	0.113	0.030	0.139
curricular_units_2nd_sem_(evaluations)	-0.053	0.083	0.331	0.431	0.694	0.364	0.182	0.096	0.342	0.440	1.000	0.303	0.172	0.159	0.061	-0.024	-0.004	0.015	0.128	0.245	0.108	0.114	0.080	0.004	0.000	0.000	0.000	0.068	0.029	0.059	0.124	0.109	0.166	0.011	0.274
curricular_units_2nd_sem_(approved)	0.106	-0.188	0.289	0.653	0.252	0.892	0.629	-0.055	0.319	0.674	0.303	1.000	0.694	-0.064	0.070	-0.015	0.048	0.048	0.289	0.288	0.101	0.118	0.000	0.092	0.035	0.058	0.024	0.116	0.000	0.180	0.313	0.262	0.273	0.025	0.516
curricular_units_2nd_sem_(grade)	0.065	-0.213	0.093	0.351	0.090	0.663	0.762	-0.041	0.103	0.364	0.172	0.694	1.000	-0.052	0.042	-0.043	0.105	0.033	0.110	0.228	0.085	0.104	0.067	0.060	0.049	0.087	0.075	0.069	0.000	0.150	0.297	0.201	0.196	0.000	0.455
curricular_units_2nd_sem_(without_evaluations)	-0.030	0.094	0.064	-0.021	0.153	-0.073	-0.047	0.384	0.082	-0.027	0.159	-0.064	-0.052	1.000	-0.053	-0.027	-0.111	0.044	0.037	0.082	0.000	0.095	0.000	0.099	0.147	0.000	0.000	0.036	0.000	0.063	0.071	0.055	0.040	0.000	0.066
unemployment_rate	-0.104	0.019	0.024	0.108	0.067	0.074	0.045	-0.067	0.012	0.139	0.061	0.070	0.042	-0.053	1.000	-0.055	-0.288	0.044	0.176	0.123	0.093	0.153	0.041	0.156	0.135	0.176	0.174	0.138	0.048	0.135	0.091	0.076	0.130	0.069	0.053
inflation_rate	-0.011	0.018	-0.002	0.017	-0.040	-0.002	-0.037	-0.068	-0.001	0.009	-0.024	-0.015	-0.043	-0.027	-0.055	1.000	-0.102	0.040	0.149	0.090	0.073	0.127	0.017	0.122	0.109	0.129	0.127	0.058	0.042	0.086	0.086	0.068	0.098	0.030	0.036
gdp	0.030	-0.057	0.022	0.018	-0.097	0.059	0.092	-0.184	0.024	0.019	-0.004	0.048	0.105	-0.111	-0.288	-0.102	1.000	0.038	0.162	0.120	0.093	0.139	0.041	0.141	0.121	0.163	0.161	0.140	0.057	0.138	0.079	0.081	0.129	0.065	0.052
marital_status	0.070	0.313	0.050	0.067	0.032	0.051	0.039	0.055	0.047	0.034	0.015	0.048	0.033	0.044	0.044	0.040	0.038	1.000	0.224	0.167	0.366	0.155	0.000	0.134	0.098	0.057	0.000	0.275	0.000	0.030	0.093	0.044	0.104	0.000	0.078
application_mode	0.161	0.288	0.267	0.198	0.143	0.187	0.111	0.058	0.232	0.200	0.128	0.289	0.110	0.037	0.176	0.149	0.162	0.224	1.000	0.168	0.410	0.412	0.234	0.088	0.094	0.106	0.077	0.411	0.000	0.164	0.202	0.177	0.220	0.530	0.221
course	0.143	0.189	0.117	0.434	0.241	0.236	0.271	0.101	0.116	0.437	0.245	0.288	0.228	0.082	0.123	0.090	0.120	0.167	0.168	1.000	0.998	0.111	0.040	0.096	0.087	0.089	0.089	0.324	0.062	0.152	0.139	0.424	0.222	0.093	0.244
daytime/evening_attendance	0.185	0.489	0.171	0.219	0.063	0.173	0.138	0.019	0.182	0.187	0.108	0.101	0.085	0.000	0.093	0.073	0.093	0.366	0.410	0.998	1.000	0.195	0.000	0.274	0.240	0.172	0.126	0.251	0.023	0.000	0.035	0.000	0.092	0.021	0.078
previous_qualification	0.086	0.195	0.183	0.136	0.103	0.128	0.093	0.076	0.176	0.108	0.114	0.118	0.104	0.095	0.153	0.127	0.139	0.155	0.412	0.111	0.195	1.000	0.000	0.091	0.098	0.063	0.050	0.221	0.000	0.144	0.154	0.124	0.139	0.000	0.146
nationality	0.000	0.000	0.000	0.000	0.169	0.000	0.026	0.168	0.000	0.000	0.080	0.000	0.067	0.000	0.041	0.017	0.041	0.000	0.234	0.040	0.000	0.000	1.000	0.000	0.051	0.215	0.116	0.029	0.000	0.090	0.049	0.029	0.031	0.998	0.026
mother's_qualification	0.033	0.149	0.087	0.082	0.032	0.098	0.065	0.065	0.121	0.122	0.004	0.092	0.060	0.099	0.156	0.122	0.141	0.134	0.088	0.096	0.274	0.091	0.000	1.000	0.431	0.249	0.189	0.144	0.023	0.035	0.056	0.083	0.182	0.101	0.135
father's_qualification	0.038	0.133	0.071	0.049	0.077	0.042	0.052	0.097	0.034	0.037	0.000	0.035	0.049	0.147	0.135	0.109	0.121	0.098	0.094	0.087	0.240	0.098	0.051	0.431	1.000	0.154	0.182	0.115	0.000	0.000	0.097	0.095	0.170	0.077	0.134
mother's_occupation	0.000	0.084	0.038	0.034	0.000	0.056	0.057	0.052	0.027	0.037	0.000	0.058	0.087	0.000	0.176	0.129	0.163	0.057	0.106	0.089	0.172	0.063	0.215	0.249	0.154	1.000	0.571	0.102	0.067	0.117	0.095	0.038	0.195	0.172	0.161
father's_occupation	0.000	0.062	0.023	0.003	0.000	0.000	0.053	0.000	0.000	0.057	0.000	0.024	0.075	0.000	0.174	0.127	0.161	0.000	0.077	0.089	0.126	0.050	0.116	0.189	0.182	0.571	1.000	0.112	0.000	0.138	0.019	0.089	0.225	0.060	0.140
displaced	0.382	0.389	0.107	0.150	0.098	0.129	0.087	0.000	0.128	0.138	0.068	0.116	0.069	0.036	0.138	0.058	0.140	0.275	0.411	0.324	0.251	0.221	0.029	0.144	0.115	0.102	0.112	1.000	0.000	0.088	0.094	0.124	0.071	0.000	0.112
educational_special_needs	0.000	0.000	0.000	0.043	0.000	0.000	0.000	0.000	0.000	0.000	0.029	0.000	0.000	0.000	0.048	0.042	0.057	0.000	0.000	0.062	0.023	0.000	0.000	0.023	0.000	0.067	0.000	0.000	1.000	0.000	0.000	0.003	0.011	0.000	0.000
debtor	0.090	0.133	0.057	0.047	0.061	0.145	0.106	0.031	0.054	0.075	0.059	0.180	0.150	0.063	0.135	0.086	0.138	0.030	0.164	0.152	0.000	0.144	0.090	0.035	0.000	0.117	0.138	0.088	0.000	1.000	0.407	0.051	0.065	0.072	0.241
tuition_fees_up_to_date	0.073	0.209	0.000	0.083	0.103	0.280	0.248	0.078	0.000	0.124	0.124	0.313	0.297	0.071	0.091	0.086	0.079	0.093	0.202	0.139	0.035	0.154	0.049	0.056	0.097	0.095	0.019	0.094	0.000	0.407	1.000	0.102	0.136	0.039	0.431
gender	0.108	0.162	0.027	0.213	0.079	0.237	0.193	0.000	0.028	0.162	0.109	0.262	0.201	0.055	0.076	0.068	0.081	0.044	0.177	0.424	0.000	0.124	0.029	0.083	0.095	0.038	0.089	0.124	0.003	0.051	0.102	1.000	0.168	0.020	0.229
scholarship_holder	0.089	0.212	0.086	0.156	0.187	0.264	0.181	0.057	0.075	0.113	0.166	0.273	0.196	0.040	0.130	0.098	0.129	0.104	0.220	0.222	0.092	0.139	0.031	0.182	0.170	0.195	0.225	0.071	0.011	0.065	0.136	0.168	1.000	0.022	0.304
international	0.000	0.000	0.000	0.000	0.056	0.000	0.000	0.057	0.000	0.030	0.011	0.025	0.000	0.000	0.069	0.030	0.065	0.000	0.530	0.093	0.021	0.000	0.998	0.101	0.077	0.172	0.060	0.000	0.000	0.072	0.039	0.020	0.022	1.000	0.000
target	0.079	0.219	0.045	0.173	0.258	0.455	0.383	0.062	0.042	0.139	0.274	0.516	0.455	0.066	0.053	0.036	0.052	0.078	0.221	0.244	0.078	0.146	0.026	0.135	0.134	0.161	0.140	0.112	0.000	0.241	0.431	0.229	0.304	0.000	1.000

Count
Matrix

A simple visualization of nullity by column.

Nullity matrix is a data-dense display which lets you quickly visually pick out patterns in data completion.

First rows
Last rows

	marital_status	application_mode	application_order	course	daytime/evening_attendance	previous_qualification	nationality	mother's_qualification	father's_qualification	mother's_occupation	father's_occupation	displaced	educational_special_needs	debtor	tuition_fees_up_to_date	gender	scholarship_holder	age_at_enrollment	international	curricular_units_1st_sem_(enrolled)	curricular_units_1st_sem_(evaluations)	curricular_units_1st_sem_(approved)	curricular_units_1st_sem_(grade)	curricular_units_2nd_sem_(enrolled)	curricular_units_2nd_sem_(evaluations)	curricular_units_2nd_sem_(approved)	curricular_units_2nd_sem_(grade)	curricular_units_2nd_sem_(without_evaluations)	unemployment_rate	inflation_rate	gdp	target
0	Single	2nd phase - general contingent	5	Animation and Multimedia Design	daytime	Secondary education	Portuguese	General commerce course	Other - 11th Year of Schooling	Personal Services, Security and Safety Workers and Sellers	Unskilled Workers	yes	no	no	yes	male	no	20	no	0	0	0	0.000000	0	0	0	0.000000	0	10.8	1.4	1.74	Dropout
1	Single	International student (bachelor)	1	Tourism	daytime	Secondary education	Portuguese	Secondary Education - 12th Year of Schooling or Eq.	Higher Education - Degree	Intermediate Level Technicians and Professions	Intermediate Level Technicians and Professions	yes	no	no	no	male	no	19	no	6	6	6	14.000000	6	6	6	13.666667	0	13.9	-0.3	0.79	Graduate
2	Single	1st phase - general contingent	5	Communication Design	daytime	Secondary education	Portuguese	General Course of Administration and Commerce	Basic education 1st cycle (4th/5th year)	Unskilled Workers	Unskilled Workers	yes	no	no	no	male	no	19	no	6	0	0	0.000000	6	0	0	0.000000	0	10.8	1.4	1.74	Dropout
3	Single	2nd phase - general contingent	2	Journalism and Communication	daytime	Secondary education	Portuguese	Supplementary Accounting and Administration	Basic education 1st cycle (4th/5th year)	Personal Services, Security and Safety Workers and Sellers	Intermediate Level Technicians and Professions	yes	no	no	yes	female	no	20	no	6	8	6	13.428571	6	10	5	12.400000	0	9.4	-0.8	-3.12	Graduate
4	Married	Over 23 years old	1	Social Service (evening attendance)	evening	Secondary education	Portuguese	General Course of Administration and Commerce	Basic Education 2nd Cycle (6th/7th/8th Year)	Unskilled Workers	Unskilled Workers	no	no	no	yes	female	no	45	no	6	9	5	12.333333	6	6	6	13.000000	0	13.9	-0.3	0.79	Graduate
5	Married	Over 23 years old	1	Management (evening attendance)	evening	Basic education 3rd cycle (9th/10th/11th year)	Portuguese	General Course of Administration and Commerce	Basic education 1st cycle (4th/5th year)	Unskilled Workers	Skilled Workers in Industry, Construction and Craftsmen	no	no	yes	yes	male	no	50	no	5	10	5	11.857143	5	17	5	11.500000	5	16.2	0.3	-0.92	Graduate
6	Single	1st phase - general contingent	1	Nursing	daytime	Secondary education	Portuguese	General commerce course	Basic Education 2nd Cycle (6th/7th/8th Year)	Skilled Workers in Industry, Construction and Craftsmen	Armed Forces Professions	yes	no	no	yes	female	yes	18	no	7	9	7	13.300000	8	8	8	14.345000	0	15.5	2.8	-4.06	Graduate
7	Single	3rd phase - general contingent	4	Tourism	daytime	Secondary education	Portuguese	General Course of Administration and Commerce	Basic education 1st cycle (4th/5th year)	Unskilled Workers	Unskilled Workers	yes	no	no	no	male	no	22	no	5	5	0	0.000000	5	5	0	0.000000	0	15.5	2.8	-4.06	Dropout
8	Single	1st phase - general contingent	3	Social Service	daytime	Secondary education	Romanian	Secondary Education - 12th Year of Schooling or Eq.	Secondary Education - 12th Year of Schooling or Eq.	Unskilled Workers	Unskilled Workers	no	no	no	yes	female	yes	21	yes	6	8	6	13.875000	6	7	6	14.142857	0	16.2	0.3	-0.92	Graduate
9	Single	1st phase - general contingent	1	Social Service	daytime	Secondary education	Portuguese	Secondary Education - 12th Year of Schooling or Eq.	Basic Education 3rd Cycle (9th/10th/11th Year)	Administrative staff	Skilled Workers in Industry, Construction and Craftsmen	yes	no	yes	no	female	no	18	no	6	9	5	11.400000	6	14	2	13.500000	0	8.9	1.4	3.51	Dropout

	marital_status	application_mode	application_order	course	daytime/evening_attendance	previous_qualification	nationality	mother's_qualification	father's_qualification	mother's_occupation	father's_occupation	displaced	educational_special_needs	debtor	tuition_fees_up_to_date	gender	scholarship_holder	age_at_enrollment	international	curricular_units_1st_sem_(credited)	curricular_units_1st_sem_(enrolled)	curricular_units_1st_sem_(evaluations)	curricular_units_1st_sem_(approved)	curricular_units_1st_sem_(grade)	curricular_units_1st_sem_(without_evaluations)	curricular_units_2nd_sem_(credited)	curricular_units_2nd_sem_(enrolled)	curricular_units_2nd_sem_(evaluations)	curricular_units_2nd_sem_(approved)	curricular_units_2nd_sem_(grade)	curricular_units_2nd_sem_(without_evaluations)	unemployment_rate	inflation_rate	gdp	target
4414	Single	1st phase - general contingent	1	Equiniculture	daytime	Secondary education	Portuguese	Higher Education - Degree	Basic Education 2nd Cycle (6th/7th/8th Year)	Intermediate Level Technicians and Professions	Personal Services, Security and Safety Workers and Sellers	yes	no	no	yes	female	no	18	no	0	5	6	5	11.800000	1	0	5	8	5	11.600000	0	9.4	-0.8	-3.12	Graduate
4415	Divorced	Over 23 years old	1	Nursing	daytime	Basic education 3rd cycle (9th/10th/11th year)	Portuguese	General Course of Administration and Commerce	Basic education 1st cycle (4th/5th year)	Farmers and Skilled Workers in Agriculture, Fisheries and Forestry	Farmers and Skilled Workers in Agriculture, Fisheries and Forestry	no	no	yes	no	female	no	46	no	0	7	14	3	12.333333	0	0	7	12	3	11.083333	0	11.1	0.6	2.02	Dropout
4416	Single	Change of course	2	Nursing	daytime	Secondary education	Portuguese	Supplementary Accounting and Administration	Basic Education 2nd Cycle (6th/7th/8th Year)	Unskilled Workers	Personal Services, Security and Safety Workers and Sellers	no	no	no	yes	female	no	23	no	11	14	15	12	12.625000	1	11	14	15	12	12.625000	1	7.6	2.6	0.32	Graduate
4417	Single	1st phase - general contingent	1	Communication Design	daytime	Secondary education	Portuguese	Secondary Education - 12th Year of Schooling or Eq.	Secondary Education - 12th Year of Schooling or Eq.	Unskilled Workers	Unskilled Workers	yes	no	no	yes	female	yes	20	no	0	6	6	6	13.833333	0	0	6	6	6	13.500000	0	16.2	0.3	-0.92	Graduate
4418	Single	Technological specialization diploma holders	1	Communication Design	daytime	Technological specialization course	Portuguese	Higher Education - Degree	Basic Education 2nd Cycle (6th/7th/8th Year)	Intermediate Level Technicians and Professions	Unskilled Workers	no	no	no	yes	male	no	20	no	2	7	7	6	12.500000	0	5	9	10	7	13.142857	1	16.2	0.3	-0.92	Graduate
4419	Single	1st phase - general contingent	6	Journalism and Communication	daytime	Secondary education	Portuguese	Secondary Education - 12th Year of Schooling or Eq.	Secondary Education - 12th Year of Schooling or Eq.	Personal Services, Security and Safety Workers and Sellers	Administrative staff	no	no	no	yes	male	no	19	no	0	6	7	5	13.600000	0	0	6	8	5	12.666667	0	15.5	2.8	-4.06	Graduate
4420	Single	1st phase - general contingent	2	Journalism and Communication	daytime	Secondary education	Russian	Secondary Education - 12th Year of Schooling or Eq.	Secondary Education - 12th Year of Schooling or Eq.	Unskilled Workers	Unskilled Workers	yes	no	yes	no	female	no	18	yes	0	6	6	6	12.000000	0	0	6	6	2	11.000000	0	11.1	0.6	2.02	Dropout
4421	Single	1st phase - general contingent	1	Nursing	daytime	Secondary education	Portuguese	General Course of Administration and Commerce	Basic education 1st cycle (4th/5th year)	Unskilled Workers	Unskilled Workers	yes	no	no	yes	female	yes	30	no	0	7	8	7	14.912500	0	0	8	9	1	13.500000	0	13.9	-0.3	0.79	Dropout
4422	Single	1st phase - general contingent	1	Management	daytime	Secondary education	Portuguese	General Course of Administration and Commerce	Basic education 1st cycle (4th/5th year)	Skilled Workers in Industry, Construction and Craftsmen	Administrative staff	yes	no	no	yes	female	yes	20	no	0	5	5	5	13.800000	0	0	5	6	5	12.000000	0	9.4	-0.8	-3.12	Graduate
4423	Single	Ordinance No. 854-B/99	1	Journalism and Communication	daytime	Secondary education	Cape Verdean	Supplementary Accounting and Administration	Basic education 1st cycle (4th/5th year)	Personal Services, Security and Safety Workers and Sellers	Unskilled Workers	yes	no	no	yes	female	no	22	yes	0	6	8	6	11.666667	0	0	6	6	6	13.000000	0	12.7	3.7	-1.70	Graduate

Overview

Variables

Common Values

Length

Common Values (Plot)

Most occurring characters

Most occurring categories

Most frequent character per category

Lowercase Letter

Uppercase Letter

Space Separator

Most occurring scripts

Most frequent character per script

Latin

Common

Most occurring blocks

Most frequent character per block

ASCII

Common Values

Length

Most occurring characters

Most occurring categories

Most frequent character per category

Lowercase Letter

Uppercase Letter

Decimal Number

Other Punctuation

Space Separator

Dash Punctuation

Close Punctuation

Open Punctuation

Most occurring scripts

Most frequent character per script

Latin

Common

Most occurring blocks

Most frequent character per block

ASCII

Common Values

Length

Most occurring characters

Most occurring categories

Most frequent character per category

Lowercase Letter

Uppercase Letter

Space Separator

Open Punctuation

Close Punctuation

Most occurring scripts

Most frequent character per script

Latin

Common

Most occurring blocks

Most frequent character per block

ASCII

Common Values

Length

Common Values (Plot)

Most occurring characters

Most occurring categories

Most frequent character per category

Lowercase Letter

Most occurring scripts

Most frequent character per script

Latin

Most occurring blocks

Most frequent character per block

ASCII

Common Values

Length

Most occurring characters

Most occurring categories

Most frequent character per category

Lowercase Letter

Decimal Number

Uppercase Letter

Other Punctuation

Space Separator

Dash Punctuation

Open Punctuation